19178628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7873}}^1$

素因数の和:7916

約数の個数: 48

約数和(自身を含む): 52913280

約数和(自身を除く): 33734652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 7873, 15746, 23619, 31492, 47238, 55111, 94476, 110222, 165333, 220444, 228317, 330666, 456634, 661332, 684951, 913268, 1369902, 1598219, 2739804, 3196438, 4794657, 6392876, 9589314, 19178628]

約数ペア:

[(1, 19178628), (2, 9589314), (3, 6392876), (4, 4794657), (6, 3196438), (7, 2739804), (12, 1598219), (14, 1369902), (21, 913268), (28, 684951), (29, 661332), (42, 456634), (58, 330666), (84, 228317), (87, 220444), (116, 165333), (174, 110222), (203, 94476), (348, 55111), (406, 47238), (609, 31492), (812, 23619), (1218, 15746), (2436, 7873)]