20432874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{941}}^1$

素因数の和:1011

約数の個数: 64

約数和(自身を含む): 52088832

約数和(自身を除く): 31655958

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 47, 66, 77, 94, 141, 154, 231, 282, 329, 462, 517, 658, 941, 987, 1034, 1551, 1882, 1974, 2823, 3102, 3619, 5646, 6587, 7238, 10351, 10857, 13174, 19761, 20702, 21714, 31053, 39522, 44227, 62106, 72457, 88454, 132681, 144914, 217371, 265362, 309589, 434742, 486497, 619178, 928767, 972994, 1459491, 1857534, 2918982, 3405479, 6810958, 10216437, 20432874]

約数ペア:

[(1, 20432874), (2, 10216437), (3, 6810958), (6, 3405479), (7, 2918982), (11, 1857534), (14, 1459491), (21, 972994), (22, 928767), (33, 619178), (42, 486497), (47, 434742), (66, 309589), (77, 265362), (94, 217371), (141, 144914), (154, 132681), (231, 88454), (282, 72457), (329, 62106), (462, 44227), (517, 39522), (658, 31053), (941, 21714), (987, 20702), (1034, 19761), (1551, 13174), (1882, 10857), (1974, 10351), (2823, 7238), (3102, 6587), (3619, 5646)]