18140131898

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1\times {\mathrm{55163}}^1$

素因数の和:55538

約数の個数: 32

約数和(自身を含む): 31583817216

約数和(自身を除く): 13443685318

約数列:

[1, 2, 7, 14, 83, 166, 283, 566, 581, 1162, 1981, 3962, 23489, 46978, 55163, 110326, 164423, 328846, 386141, 772282, 4578529, 9157058, 15611129, 31222258, 32049703, 64099406, 109277903, 218555806, 1295723707, 2591447414, 9070065949, 18140131898]

約数ペア:

[(1, 18140131898), (2, 9070065949), (7, 2591447414), (14, 1295723707), (83, 218555806), (166, 109277903), (283, 64099406), (566, 32049703), (581, 31222258), (1162, 15611129), (1981, 9157058), (3962, 4578529), (23489, 772282), (46978, 386141), (55163, 328846), (110326, 164423)]