18146512

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 36604800

約数和(自身を除く): 18458288

約数列:

[1, 2, 4, 8, 16, 47, 59, 94, 118, 188, 236, 376, 409, 472, 752, 818, 944, 1636, 2773, 3272, 5546, 6544, 11092, 19223, 22184, 24131, 38446, 44368, 48262, 76892, 96524, 153784, 193048, 307568, 386096, 1134157, 2268314, 4536628, 9073256, 18146512]

約数ペア:

[(1, 18146512), (2, 9073256), (4, 4536628), (8, 2268314), (16, 1134157), (47, 386096), (59, 307568), (94, 193048), (118, 153784), (188, 96524), (236, 76892), (376, 48262), (409, 44368), (472, 38446), (752, 24131), (818, 22184), (944, 19223), (1636, 11092), (2773, 6544), (3272, 5546)]