12020939855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{31817}}^1$

素因数の和:31979

約数の個数: 32

約数和(自身を含む): 15715546560

約数和(自身を除く): 3694606705

約数列:

[1, 5, 19, 41, 95, 97, 205, 485, 779, 1843, 3895, 3977, 9215, 19885, 31817, 75563, 159085, 377815, 604523, 1304497, 3022615, 3086249, 6522485, 15431245, 24785443, 58638731, 123927215, 126536209, 293193655, 632681045, 2404187971, 12020939855]

約数ペア:

[(1, 12020939855), (5, 2404187971), (19, 632681045), (41, 293193655), (95, 126536209), (97, 123927215), (205, 58638731), (485, 24785443), (779, 15431245), (1843, 6522485), (3895, 3086249), (3977, 3022615), (9215, 1304497), (19885, 604523), (31817, 377815), (75563, 159085)]