20849496

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 54172800

約数和(自身を除く): 33323304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 89, 129, 172, 178, 227, 258, 267, 344, 356, 454, 516, 534, 681, 712, 908, 1032, 1068, 1362, 1816, 2136, 2724, 3827, 5448, 7654, 9761, 11481, 15308, 19522, 20203, 22962, 29283, 30616, 39044, 40406, 45924, 58566, 60609, 78088, 80812, 91848, 117132, 121218, 161624, 234264, 242436, 484872, 868729, 1737458, 2606187, 3474916, 5212374, 6949832, 10424748, 20849496]

約数ペア:

[(1, 20849496), (2, 10424748), (3, 6949832), (4, 5212374), (6, 3474916), (8, 2606187), (12, 1737458), (24, 868729), (43, 484872), (86, 242436), (89, 234264), (129, 161624), (172, 121218), (178, 117132), (227, 91848), (258, 80812), (267, 78088), (344, 60609), (356, 58566), (454, 45924), (516, 40406), (534, 39044), (681, 30616), (712, 29283), (908, 22962), (1032, 20203), (1068, 19522), (1362, 15308), (1816, 11481), (2136, 9761), (2724, 7654), (3827, 5448)]