31891386

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12163}}^1$

素因数の和:12210

約数の個数: 32

約数和(自身を含む): 70064640

約数和(自身を除く): 38173254

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 437, 874, 1311, 2622, 12163, 24326, 36489, 72978, 231097, 279749, 462194, 559498, 693291, 839247, 1386582, 1678494, 5315231, 10630462, 15945693, 31891386]

約数ペア:

[(1, 31891386), (2, 15945693), (3, 10630462), (6, 5315231), (19, 1678494), (23, 1386582), (38, 839247), (46, 693291), (57, 559498), (69, 462194), (114, 279749), (138, 231097), (437, 72978), (874, 36489), (1311, 24326), (2622, 12163)]