18643196

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2963}}^1$

素因数の和:3002

約数の個数: 36

約数和(自身を含む): 38632776

約数和(自身を除く): 19989580

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 286, 484, 572, 1573, 2963, 3146, 5926, 6292, 11852, 32593, 38519, 65186, 77038, 130372, 154076, 358523, 423709, 717046, 847418, 1434092, 1694836, 4660799, 9321598, 18643196]

約数ペア:

[(1, 18643196), (2, 9321598), (4, 4660799), (11, 1694836), (13, 1434092), (22, 847418), (26, 717046), (44, 423709), (52, 358523), (121, 154076), (143, 130372), (242, 77038), (286, 65186), (484, 38519), (572, 32593), (1573, 11852), (2963, 6292), (3146, 5926)]