18811494

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 45588480

約数和(自身を除く): 26776986

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 127, 211, 234, 254, 351, 381, 422, 633, 702, 762, 1143, 1266, 1651, 1899, 2286, 2743, 3302, 3429, 3798, 4953, 5486, 5697, 6858, 8229, 9906, 11394, 14859, 16458, 24687, 26797, 29718, 44577, 49374, 53594, 74061, 80391, 89154, 148122, 160782, 241173, 348361, 482346, 696722, 723519, 1045083, 1447038, 2090166, 3135249, 6270498, 9405747, 18811494]

約数ペア:

[(1, 18811494), (2, 9405747), (3, 6270498), (6, 3135249), (9, 2090166), (13, 1447038), (18, 1045083), (26, 723519), (27, 696722), (39, 482346), (54, 348361), (78, 241173), (117, 160782), (127, 148122), (211, 89154), (234, 80391), (254, 74061), (351, 53594), (381, 49374), (422, 44577), (633, 29718), (702, 26797), (762, 24687), (1143, 16458), (1266, 14859), (1651, 11394), (1899, 9906), (2286, 8229), (2743, 6858), (3302, 5697), (3429, 5486), (3798, 4953)]