18580276

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2953}}^1$

素因数の和:2992

約数の個数: 36

約数和(自身を含む): 38502436

約数和(自身を除く): 19922160

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 286, 484, 572, 1573, 2953, 3146, 5906, 6292, 11812, 32483, 38389, 64966, 76778, 129932, 153556, 357313, 422279, 714626, 844558, 1429252, 1689116, 4645069, 9290138, 18580276]

約数ペア:

[(1, 18580276), (2, 9290138), (4, 4645069), (11, 1689116), (13, 1429252), (22, 844558), (26, 714626), (44, 422279), (52, 357313), (121, 153556), (143, 129932), (242, 76778), (286, 64966), (484, 38389), (572, 32483), (1573, 11812), (2953, 6292), (3146, 5906)]