20512120692

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{311}}^1\times {\mathrm{503}}^1$

素因数の和:1058

約数の個数: 144

約数和(自身を含む): 56216788992

約数和(自身を除く): 35704668300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 223, 294, 311, 446, 503, 588, 622, 669, 892, 933, 1006, 1244, 1338, 1509, 1561, 1866, 2012, 2177, 2676, 3018, 3122, 3521, 3732, 4354, 4683, 6036, 6244, 6531, 7042, 8708, 9366, 10563, 10927, 13062, 14084, 15239, 18732, 21126, 21854, 24647, 26124, 30478, 32781, 42252, 43708, 45717, 49294, 60956, 65562, 69353, 73941, 91434, 98588, 112169, 131124, 138706, 147882, 156433, 182868, 208059, 224338, 277412, 295764, 312866, 336507, 416118, 448676, 469299, 485471, 625732, 673014, 785183, 832236, 938598, 970942, 1095031, 1346028, 1456413, 1570366, 1877196, 1941884, 2190062, 2355549, 2912826, 3140732, 3285093, 3398297, 4380124, 4711098, 5496281, 5825652, 6570186, 6796594, 7665217, 9422196, 10194891, 10992562, 13140372, 13593188, 15330434, 16488843, 20389782, 21985124, 22995651, 30660868, 32977686, 34884559, 40779564, 45991302, 65955372, 69769118, 91982604, 104653677, 139538236, 209307354, 244191913, 418614708, 488383826, 732575739, 976767652, 1465151478, 1709343391, 2930302956, 3418686782, 5128030173, 6837373564, 10256060346, 20512120692]

約数ペア:

[(1, 20512120692), (2, 10256060346), (3, 6837373564), (4, 5128030173), (6, 3418686782), (7, 2930302956), (12, 1709343391), (14, 1465151478), (21, 976767652), (28, 732575739), (42, 488383826), (49, 418614708), (84, 244191913), (98, 209307354), (147, 139538236), (196, 104653677), (223, 91982604), (294, 69769118), (311, 65955372), (446, 45991302), (503, 40779564), (588, 34884559), (622, 32977686), (669, 30660868), (892, 22995651), (933, 21985124), (1006, 20389782), (1244, 16488843), (1338, 15330434), (1509, 13593188), (1561, 13140372), (1866, 10992562), (2012, 10194891), (2177, 9422196), (2676, 7665217), (3018, 6796594), (3122, 6570186), (3521, 5825652), (3732, 5496281), (4354, 4711098), (4683, 4380124), (6036, 3398297), (6244, 3285093), (6531, 3140732), (7042, 2912826), (8708, 2355549), (9366, 2190062), (10563, 1941884), (10927, 1877196), (13062, 1570366), (14084, 1456413), (15239, 1346028), (18732, 1095031), (21126, 970942), (21854, 938598), (24647, 832236), (26124, 785183), (30478, 673014), (32781, 625732), (42252, 485471), (43708, 469299), (45717, 448676), (49294, 416118), (60956, 336507), (65562, 312866), (69353, 295764), (73941, 277412), (91434, 224338), (98588, 208059), (112169, 182868), (131124, 156433), (138706, 147882)]