31981658

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 52488000

約数和(自身を除く): 20506342

約数列:

[1, 2, 17, 34, 59, 107, 118, 149, 214, 298, 1003, 1819, 2006, 2533, 3638, 5066, 6313, 8791, 12626, 15943, 17582, 31886, 107321, 149447, 214642, 271031, 298894, 542062, 940637, 1881274, 15990829, 31981658]

約数ペア:

[(1, 31981658), (2, 15990829), (17, 1881274), (34, 940637), (59, 542062), (107, 298894), (118, 271031), (149, 214642), (214, 149447), (298, 107321), (1003, 31886), (1819, 17582), (2006, 15943), (2533, 12626), (3638, 8791), (5066, 6313)]