20341673996

素因数分解:

$2^2\times 7^3\times {\mathrm{787}}^1\times {\mathrm{18839}}^1$

素因数の和:19651

約数の個数: 48

約数和(自身を含む): 41568576000

約数和(自身を除く): 21226902004

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 787, 1372, 1574, 3148, 5509, 11018, 18839, 22036, 37678, 38563, 75356, 77126, 131873, 154252, 263746, 269941, 527492, 539882, 923111, 1079764, 1846222, 3692444, 6461777, 12923554, 14826293, 25847108, 29652586, 59305172, 103784051, 207568102, 415136204, 726488357, 1452976714, 2905953428, 5085418499, 10170836998, 20341673996]

約数ペア:

[(1, 20341673996), (2, 10170836998), (4, 5085418499), (7, 2905953428), (14, 1452976714), (28, 726488357), (49, 415136204), (98, 207568102), (196, 103784051), (343, 59305172), (686, 29652586), (787, 25847108), (1372, 14826293), (1574, 12923554), (3148, 6461777), (5509, 3692444), (11018, 1846222), (18839, 1079764), (22036, 923111), (37678, 539882), (38563, 527492), (75356, 269941), (77126, 263746), (131873, 154252)]