18119816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 40884480

約数和(自身を除く): 22764664

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 47, 52, 88, 94, 104, 143, 188, 286, 337, 376, 517, 572, 611, 674, 1034, 1144, 1222, 1348, 2068, 2444, 2696, 3707, 4136, 4381, 4888, 6721, 7414, 8762, 13442, 14828, 15839, 17524, 26884, 29656, 31678, 35048, 48191, 53768, 63356, 96382, 126712, 174229, 192764, 205907, 348458, 385528, 411814, 696916, 823628, 1393832, 1647256, 2264977, 4529954, 9059908, 18119816]

約数ペア:

[(1, 18119816), (2, 9059908), (4, 4529954), (8, 2264977), (11, 1647256), (13, 1393832), (22, 823628), (26, 696916), (44, 411814), (47, 385528), (52, 348458), (88, 205907), (94, 192764), (104, 174229), (143, 126712), (188, 96382), (286, 63356), (337, 53768), (376, 48191), (517, 35048), (572, 31678), (611, 29656), (674, 26884), (1034, 17524), (1144, 15839), (1222, 14828), (1348, 13442), (2068, 8762), (2444, 7414), (2696, 6721), (3707, 4888), (4136, 4381)]