20495341724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{22721}}^1$

素因数の和:22851

約数の個数: 96

約数和(自身を含む): 44891400960

約数和(自身を除く): 24396059236

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 83, 143, 166, 209, 247, 286, 332, 418, 494, 572, 836, 913, 988, 1079, 1577, 1826, 2158, 2717, 3154, 3652, 4316, 5434, 6308, 10868, 11869, 17347, 20501, 22721, 23738, 34694, 41002, 45442, 47476, 69388, 82004, 90884, 225511, 249931, 295373, 431699, 451022, 499862, 590746, 863398, 902044, 999724, 1181492, 1726796, 1885843, 3249103, 3771686, 4748689, 5612087, 6498206, 7543372, 9497378, 11224174, 12996412, 18994756, 20744273, 22448348, 24515959, 35831017, 41488546, 49031918, 61732957, 71662034, 82977092, 98063836, 123465914, 143324068, 246931828, 269675549, 394141187, 465803221, 539351098, 788282374, 931606442, 1078702196, 1576564748, 1863212884, 5123835431, 10247670862, 20495341724]

約数ペア:

[(1, 20495341724), (2, 10247670862), (4, 5123835431), (11, 1863212884), (13, 1576564748), (19, 1078702196), (22, 931606442), (26, 788282374), (38, 539351098), (44, 465803221), (52, 394141187), (76, 269675549), (83, 246931828), (143, 143324068), (166, 123465914), (209, 98063836), (247, 82977092), (286, 71662034), (332, 61732957), (418, 49031918), (494, 41488546), (572, 35831017), (836, 24515959), (913, 22448348), (988, 20744273), (1079, 18994756), (1577, 12996412), (1826, 11224174), (2158, 9497378), (2717, 7543372), (3154, 6498206), (3652, 5612087), (4316, 4748689), (5434, 3771686), (6308, 3249103), (10868, 1885843), (11869, 1726796), (17347, 1181492), (20501, 999724), (22721, 902044), (23738, 863398), (34694, 590746), (41002, 499862), (45442, 451022), (47476, 431699), (69388, 295373), (82004, 249931), (90884, 225511)]