20462391915

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{223}}^1\times {\mathrm{953}}^1$

素因数の和:1329

約数の個数: 96

約数和(自身を含む): 38588368896

約数和(自身を除く): 18125976981

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 131, 147, 223, 245, 393, 655, 669, 735, 917, 953, 1115, 1561, 1965, 2751, 2859, 3345, 4585, 4683, 4765, 6419, 6671, 7805, 10927, 13755, 14295, 19257, 20013, 23415, 29213, 32095, 32781, 33355, 46697, 54635, 87639, 96285, 100065, 124843, 140091, 146065, 163905, 204491, 212519, 233485, 374529, 438195, 613473, 624215, 637557, 700455, 873901, 1022455, 1062595, 1431437, 1487633, 1872645, 2621703, 3067365, 3187785, 4294311, 4369505, 4462899, 6117307, 7157185, 7438165, 10413431, 13108515, 18351921, 21471555, 22314495, 27839989, 30586535, 31240293, 52067155, 83519967, 91759605, 139199945, 156201465, 194879923, 417599835, 584639769, 974399615, 1364159461, 2923198845, 4092478383, 6820797305, 20462391915]

約数ペア:

[(1, 20462391915), (3, 6820797305), (5, 4092478383), (7, 2923198845), (15, 1364159461), (21, 974399615), (35, 584639769), (49, 417599835), (105, 194879923), (131, 156201465), (147, 139199945), (223, 91759605), (245, 83519967), (393, 52067155), (655, 31240293), (669, 30586535), (735, 27839989), (917, 22314495), (953, 21471555), (1115, 18351921), (1561, 13108515), (1965, 10413431), (2751, 7438165), (2859, 7157185), (3345, 6117307), (4585, 4462899), (4683, 4369505), (4765, 4294311), (6419, 3187785), (6671, 3067365), (7805, 2621703), (10927, 1872645), (13755, 1487633), (14295, 1431437), (19257, 1062595), (20013, 1022455), (23415, 873901), (29213, 700455), (32095, 637557), (32781, 624215), (33355, 613473), (46697, 438195), (54635, 374529), (87639, 233485), (96285, 212519), (100065, 204491), (124843, 163905), (140091, 146065)]