17859198

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 42550272

約数和(自身を除く): 24691074

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 71, 106, 113, 142, 159, 213, 226, 318, 339, 371, 426, 497, 678, 742, 791, 994, 1113, 1491, 1582, 2226, 2373, 2982, 3763, 4746, 5989, 7526, 8023, 11289, 11978, 16046, 17967, 22578, 24069, 26341, 35934, 41923, 48138, 52682, 56161, 79023, 83846, 112322, 125769, 158046, 168483, 251538, 336966, 425219, 850438, 1275657, 2551314, 2976533, 5953066, 8929599, 17859198]

約数ペア:

[(1, 17859198), (2, 8929599), (3, 5953066), (6, 2976533), (7, 2551314), (14, 1275657), (21, 850438), (42, 425219), (53, 336966), (71, 251538), (106, 168483), (113, 158046), (142, 125769), (159, 112322), (213, 83846), (226, 79023), (318, 56161), (339, 52682), (371, 48138), (426, 41923), (497, 35934), (678, 26341), (742, 24069), (791, 22578), (994, 17967), (1113, 16046), (1491, 11978), (1582, 11289), (2226, 8023), (2373, 7526), (2982, 5989), (3763, 4746)]