31684506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20389}}^1$

素因数の和:20438

約数の個数: 32

約数和(自身を含む): 74382720

約数和(自身を除く): 42698214

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 20389, 40778, 61167, 122334, 142723, 285446, 428169, 754393, 856338, 1508786, 2263179, 4526358, 5280751, 10561502, 15842253, 31684506]

約数ペア:

[(1, 31684506), (2, 15842253), (3, 10561502), (6, 5280751), (7, 4526358), (14, 2263179), (21, 1508786), (37, 856338), (42, 754393), (74, 428169), (111, 285446), (222, 142723), (259, 122334), (518, 61167), (777, 40778), (1554, 20389)]