20161686948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{15641}}^1\times {\mathrm{8263}}^1$

素因数の和:23924

約数の個数: 48

約数和(自身を含む): 50672071296

約数和(自身を除く): 30510384348

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 8263, 15641, 16526, 24789, 31282, 33052, 46923, 49578, 62564, 93846, 99156, 107419, 187692, 203333, 214838, 322257, 406666, 429676, 609999, 644514, 813332, 1219998, 1289028, 2439996, 129241583, 258483166, 387724749, 516966332, 775449498, 1550898996, 1680140579, 3360281158, 5040421737, 6720562316, 10080843474, 20161686948]

約数ペア:

[(1, 20161686948), (2, 10080843474), (3, 6720562316), (4, 5040421737), (6, 3360281158), (12, 1680140579), (13, 1550898996), (26, 775449498), (39, 516966332), (52, 387724749), (78, 258483166), (156, 129241583), (8263, 2439996), (15641, 1289028), (16526, 1219998), (24789, 813332), (31282, 644514), (33052, 609999), (46923, 429676), (49578, 406666), (62564, 322257), (93846, 214838), (99156, 203333), (107419, 187692)]