19861114

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 19329926

約数列:

[1, 2, 7, 13, 14, 26, 29, 53, 58, 71, 91, 106, 142, 182, 203, 371, 377, 406, 497, 689, 742, 754, 923, 994, 1378, 1537, 1846, 2059, 2639, 3074, 3763, 4118, 4823, 5278, 6461, 7526, 9646, 10759, 12922, 14413, 19981, 21518, 26341, 26767, 28826, 39962, 48919, 52682, 53534, 97838, 109127, 139867, 187369, 218254, 279734, 342433, 374738, 684866, 763889, 1418651, 1527778, 2837302, 9930557, 19861114]

約数ペア:

[(1, 19861114), (2, 9930557), (7, 2837302), (13, 1527778), (14, 1418651), (26, 763889), (29, 684866), (53, 374738), (58, 342433), (71, 279734), (91, 218254), (106, 187369), (142, 139867), (182, 109127), (203, 97838), (371, 53534), (377, 52682), (406, 48919), (497, 39962), (689, 28826), (742, 26767), (754, 26341), (923, 21518), (994, 19981), (1378, 14413), (1537, 12922), (1846, 10759), (2059, 9646), (2639, 7526), (3074, 6461), (3763, 5278), (4118, 4823)]