18012180676

素因数分解:

$2^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{251}}^1\times {\mathrm{3359}}^1$

素因数の和:3737

約数の個数: 72

約数和(自身を含む): 37162540800

約数和(自身を除く): 19150360124

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 109, 196, 218, 251, 436, 502, 763, 1004, 1526, 1757, 3052, 3359, 3514, 5341, 6718, 7028, 10682, 12299, 13436, 21364, 23513, 24598, 27359, 47026, 49196, 54718, 94052, 109436, 164591, 191513, 329182, 366131, 383026, 658364, 732262, 766052, 843109, 1340591, 1464524, 1686218, 2562917, 2681182, 3372436, 5125834, 5362364, 5901763, 10251668, 11803526, 17940419, 23607052, 35880838, 41312341, 71761676, 82624682, 91898881, 165249364, 183797762, 367595524, 643292167, 1286584334, 2573168668, 4503045169, 9006090338, 18012180676]

約数ペア:

[(1, 18012180676), (2, 9006090338), (4, 4503045169), (7, 2573168668), (14, 1286584334), (28, 643292167), (49, 367595524), (98, 183797762), (109, 165249364), (196, 91898881), (218, 82624682), (251, 71761676), (436, 41312341), (502, 35880838), (763, 23607052), (1004, 17940419), (1526, 11803526), (1757, 10251668), (3052, 5901763), (3359, 5362364), (3514, 5125834), (5341, 3372436), (6718, 2681182), (7028, 2562917), (10682, 1686218), (12299, 1464524), (13436, 1340591), (21364, 843109), (23513, 766052), (24598, 732262), (27359, 658364), (47026, 383026), (49196, 366131), (54718, 329182), (94052, 191513), (109436, 164591)]