18205341

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1487}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 30855168

約数和(自身を除く): 12649827

約数列:

[1, 3, 7, 11, 21, 33, 53, 77, 159, 231, 371, 583, 1113, 1487, 1749, 4081, 4461, 10409, 12243, 16357, 31227, 49071, 78811, 114499, 236433, 343497, 551677, 866921, 1655031, 2600763, 6068447, 18205341]

約数ペア:

[(1, 18205341), (3, 6068447), (7, 2600763), (11, 1655031), (21, 866921), (33, 551677), (53, 343497), (77, 236433), (159, 114499), (231, 78811), (371, 49071), (583, 31227), (1113, 16357), (1487, 12243), (1749, 10409), (4081, 4461)]