20488896

素因数分解:

$2^6\times 3^3\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:259

約数の個数: 112

約数和(自身を含む): 61447680

約数和(自身を除く): 40958784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 71, 72, 96, 108, 142, 144, 167, 192, 213, 216, 284, 288, 334, 426, 432, 501, 568, 576, 639, 668, 852, 864, 1002, 1136, 1278, 1336, 1503, 1704, 1728, 1917, 2004, 2272, 2556, 2672, 3006, 3408, 3834, 4008, 4509, 4544, 5112, 5344, 6012, 6816, 7668, 8016, 9018, 10224, 10688, 11857, 12024, 13632, 15336, 16032, 18036, 20448, 23714, 24048, 30672, 32064, 35571, 36072, 40896, 47428, 48096, 61344, 71142, 72144, 94856, 96192, 106713, 122688, 142284, 144288, 189712, 213426, 284568, 288576, 320139, 379424, 426852, 569136, 640278, 758848, 853704, 1138272, 1280556, 1707408, 2276544, 2561112, 3414816, 5122224, 6829632, 10244448, 20488896]

約数ペア:

[(1, 20488896), (2, 10244448), (3, 6829632), (4, 5122224), (6, 3414816), (8, 2561112), (9, 2276544), (12, 1707408), (16, 1280556), (18, 1138272), (24, 853704), (27, 758848), (32, 640278), (36, 569136), (48, 426852), (54, 379424), (64, 320139), (71, 288576), (72, 284568), (96, 213426), (108, 189712), (142, 144288), (144, 142284), (167, 122688), (192, 106713), (213, 96192), (216, 94856), (284, 72144), (288, 71142), (334, 61344), (426, 48096), (432, 47428), (501, 40896), (568, 36072), (576, 35571), (639, 32064), (668, 30672), (852, 24048), (864, 23714), (1002, 20448), (1136, 18036), (1278, 16032), (1336, 15336), (1503, 13632), (1704, 12024), (1728, 11857), (1917, 10688), (2004, 10224), (2272, 9018), (2556, 8016), (2672, 7668), (3006, 6816), (3408, 6012), (3834, 5344), (4008, 5112), (4509, 4544)]