20989653202

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{476107}}^1$

素因数の和:476230

約数の個数: 32

約数和(自身を含む): 37296396288

約数和(自身を除く): 16306743086

約数列:

[1, 2, 7, 14, 47, 67, 94, 134, 329, 469, 658, 938, 3149, 6298, 22043, 44086, 476107, 952214, 3332749, 6665498, 22377029, 31899169, 44754058, 63798338, 156639203, 223294183, 313278406, 446588366, 1499260943, 2998521886, 10494826601, 20989653202]

約数ペア:

[(1, 20989653202), (2, 10494826601), (7, 2998521886), (14, 1499260943), (47, 446588366), (67, 313278406), (94, 223294183), (134, 156639203), (329, 63798338), (469, 44754058), (658, 31899169), (938, 22377029), (3149, 6665498), (6298, 3332749), (22043, 952214), (44086, 476107)]