18901272

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2089}}^1$

素因数の和:2140

約数の個数: 64

約数和(自身を含む): 52668000

約数和(自身を除く): 33766728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 58, 78, 87, 104, 116, 156, 174, 232, 312, 348, 377, 696, 754, 1131, 1508, 2089, 2262, 3016, 4178, 4524, 6267, 8356, 9048, 12534, 16712, 25068, 27157, 50136, 54314, 60581, 81471, 108628, 121162, 162942, 181743, 217256, 242324, 325884, 363486, 484648, 651768, 726972, 787553, 1453944, 1575106, 2362659, 3150212, 4725318, 6300424, 9450636, 18901272]

約数ペア:

[(1, 18901272), (2, 9450636), (3, 6300424), (4, 4725318), (6, 3150212), (8, 2362659), (12, 1575106), (13, 1453944), (24, 787553), (26, 726972), (29, 651768), (39, 484648), (52, 363486), (58, 325884), (78, 242324), (87, 217256), (104, 181743), (116, 162942), (156, 121162), (174, 108628), (232, 81471), (312, 60581), (348, 54314), (377, 50136), (696, 27157), (754, 25068), (1131, 16712), (1508, 12534), (2089, 9048), (2262, 8356), (3016, 6267), (4178, 4524)]