31377474

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3989}}^1$

素因数の和:4039

約数の個数: 48

約数和(自身を含む): 74692800

約数和(自身を除く): 43315326

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 2622, 3933, 3989, 7866, 7978, 11967, 23934, 35901, 71802, 75791, 91747, 151582, 183494, 227373, 275241, 454746, 550482, 682119, 825723, 1364238, 1651446, 1743193, 3486386, 5229579, 10459158, 15688737, 31377474]

約数ペア:

[(1, 31377474), (2, 15688737), (3, 10459158), (6, 5229579), (9, 3486386), (18, 1743193), (19, 1651446), (23, 1364238), (38, 825723), (46, 682119), (57, 550482), (69, 454746), (114, 275241), (138, 227373), (171, 183494), (207, 151582), (342, 91747), (414, 75791), (437, 71802), (874, 35901), (1311, 23934), (2622, 11967), (3933, 7978), (3989, 7866)]