19921584

素因数分解:

$2^4\times 3^1\times {\mathrm{181}}^1\times {\mathrm{2293}}^1$

素因数の和:2485

約数の個数: 40

約数和(自身を含む): 51770992

約数和(自身を除く): 31849408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 181, 362, 543, 724, 1086, 1448, 2172, 2293, 2896, 4344, 4586, 6879, 8688, 9172, 13758, 18344, 27516, 36688, 55032, 110064, 415033, 830066, 1245099, 1660132, 2490198, 3320264, 4980396, 6640528, 9960792, 19921584]

約数ペア:

[(1, 19921584), (2, 9960792), (3, 6640528), (4, 4980396), (6, 3320264), (8, 2490198), (12, 1660132), (16, 1245099), (24, 830066), (48, 415033), (181, 110064), (362, 55032), (543, 36688), (724, 27516), (1086, 18344), (1448, 13758), (2172, 9172), (2293, 8688), (2896, 6879), (4344, 4586)]