18998322

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 46116864

約数和(自身を除く): 27118542

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 71, 138, 142, 161, 213, 277, 322, 426, 483, 497, 554, 831, 966, 994, 1491, 1633, 1662, 1939, 2982, 3266, 3878, 4899, 5817, 6371, 9798, 11431, 11634, 12742, 19113, 19667, 22862, 34293, 38226, 39334, 44597, 59001, 68586, 89194, 118002, 133791, 137669, 267582, 275338, 413007, 452341, 826014, 904682, 1357023, 2714046, 3166387, 6332774, 9499161, 18998322]

約数ペア:

[(1, 18998322), (2, 9499161), (3, 6332774), (6, 3166387), (7, 2714046), (14, 1357023), (21, 904682), (23, 826014), (42, 452341), (46, 413007), (69, 275338), (71, 267582), (138, 137669), (142, 133791), (161, 118002), (213, 89194), (277, 68586), (322, 59001), (426, 44597), (483, 39334), (497, 38226), (554, 34293), (831, 22862), (966, 19667), (994, 19113), (1491, 12742), (1633, 11634), (1662, 11431), (1939, 9798), (2982, 6371), (3266, 5817), (3878, 4899)]