18871152

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 51330048

約数和(自身を除く): 32458896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 43, 48, 82, 86, 123, 129, 164, 172, 223, 246, 258, 328, 344, 446, 492, 516, 656, 669, 688, 892, 984, 1032, 1338, 1763, 1784, 1968, 2064, 2676, 3526, 3568, 5289, 5352, 7052, 9143, 9589, 10578, 10704, 14104, 18286, 19178, 21156, 27429, 28208, 28767, 36572, 38356, 42312, 54858, 57534, 73144, 76712, 84624, 109716, 115068, 146288, 153424, 219432, 230136, 393149, 438864, 460272, 786298, 1179447, 1572596, 2358894, 3145192, 4717788, 6290384, 9435576, 18871152]

約数ペア:

[(1, 18871152), (2, 9435576), (3, 6290384), (4, 4717788), (6, 3145192), (8, 2358894), (12, 1572596), (16, 1179447), (24, 786298), (41, 460272), (43, 438864), (48, 393149), (82, 230136), (86, 219432), (123, 153424), (129, 146288), (164, 115068), (172, 109716), (223, 84624), (246, 76712), (258, 73144), (328, 57534), (344, 54858), (446, 42312), (492, 38356), (516, 36572), (656, 28767), (669, 28208), (688, 27429), (892, 21156), (984, 19178), (1032, 18286), (1338, 14104), (1763, 10704), (1784, 10578), (1968, 9589), (2064, 9143), (2676, 7052), (3526, 5352), (3568, 5289)]