31418552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 72420480

約数和(自身を除く): 41001928

約数列:

[1, 2, 4, 8, 11, 19, 22, 23, 38, 43, 44, 46, 76, 86, 88, 92, 152, 172, 184, 209, 253, 344, 361, 418, 437, 473, 506, 722, 817, 836, 874, 946, 989, 1012, 1444, 1634, 1672, 1748, 1892, 1978, 2024, 2888, 3268, 3496, 3784, 3956, 3971, 4807, 6536, 7912, 7942, 8303, 8987, 9614, 10879, 15523, 15884, 16606, 17974, 18791, 19228, 21758, 31046, 31768, 33212, 35948, 37582, 38456, 43516, 62092, 66424, 71896, 75164, 87032, 91333, 124184, 150328, 170753, 182666, 206701, 341506, 357029, 365332, 413402, 683012, 714058, 730664, 826804, 1366024, 1428116, 1653608, 2856232, 3927319, 7854638, 15709276, 31418552]

約数ペア:

[(1, 31418552), (2, 15709276), (4, 7854638), (8, 3927319), (11, 2856232), (19, 1653608), (22, 1428116), (23, 1366024), (38, 826804), (43, 730664), (44, 714058), (46, 683012), (76, 413402), (86, 365332), (88, 357029), (92, 341506), (152, 206701), (172, 182666), (184, 170753), (209, 150328), (253, 124184), (344, 91333), (361, 87032), (418, 75164), (437, 71896), (473, 66424), (506, 62092), (722, 43516), (817, 38456), (836, 37582), (874, 35948), (946, 33212), (989, 31768), (1012, 31046), (1444, 21758), (1634, 19228), (1672, 18791), (1748, 17974), (1892, 16606), (1978, 15884), (2024, 15523), (2888, 10879), (3268, 9614), (3496, 8987), (3784, 8303), (3956, 7942), (3971, 7912), (4807, 6536)]