72547928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{2473}}^1$

素因数の和:2691

約数の個数: 32

約数和(自身を含む): 143986800

約数和(自身を除く): 71438872

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 193, 386, 772, 1544, 2473, 3667, 4946, 7334, 9892, 14668, 19784, 29336, 46987, 93974, 187948, 375896, 477289, 954578, 1909156, 3818312, 9068491, 18136982, 36273964, 72547928]

約数ペア:

[(1, 72547928), (2, 36273964), (4, 18136982), (8, 9068491), (19, 3818312), (38, 1909156), (76, 954578), (152, 477289), (193, 375896), (386, 187948), (772, 93974), (1544, 46987), (2473, 29336), (3667, 19784), (4946, 14668), (7334, 9892)]