20347867930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{63601}}^1$

素因数の和:63751

約数の個数: 64

約数和(自身を含む): 41543808768

約数和(自身を除く): 21195940838

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 107, 115, 130, 214, 230, 299, 535, 598, 1070, 1391, 1495, 2461, 2782, 2990, 4922, 6955, 12305, 13910, 24610, 31993, 63601, 63986, 127202, 159965, 318005, 319930, 636010, 826813, 1462823, 1653626, 2925646, 4134065, 6805307, 7314115, 8268130, 13610614, 14628230, 19016699, 34026535, 38033398, 68053070, 88468991, 95083495, 156522061, 176937982, 190166990, 313044122, 442344955, 782610305, 884689910, 1565220610, 2034786793, 4069573586, 10173933965, 20347867930]

約数ペア:

[(1, 20347867930), (2, 10173933965), (5, 4069573586), (10, 2034786793), (13, 1565220610), (23, 884689910), (26, 782610305), (46, 442344955), (65, 313044122), (107, 190166990), (115, 176937982), (130, 156522061), (214, 95083495), (230, 88468991), (299, 68053070), (535, 38033398), (598, 34026535), (1070, 19016699), (1391, 14628230), (1495, 13610614), (2461, 8268130), (2782, 7314115), (2990, 6805307), (4922, 4134065), (6955, 2925646), (12305, 1653626), (13910, 1462823), (24610, 826813), (31993, 636010), (63601, 319930), (63986, 318005), (127202, 159965)]