18896556

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{4591}}^1$

素因数の和:4619

約数の個数: 48

約数和(自身を含む): 51430400

約数和(自身を除く): 32533844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 4591, 9182, 13773, 18364, 27546, 32137, 55092, 64274, 96411, 128548, 192822, 224959, 385644, 449918, 674877, 899836, 1349754, 1574713, 2699508, 3149426, 4724139, 6298852, 9448278, 18896556]

約数ペア:

[(1, 18896556), (2, 9448278), (3, 6298852), (4, 4724139), (6, 3149426), (7, 2699508), (12, 1574713), (14, 1349754), (21, 899836), (28, 674877), (42, 449918), (49, 385644), (84, 224959), (98, 192822), (147, 128548), (196, 96411), (294, 64274), (343, 55092), (588, 32137), (686, 27546), (1029, 18364), (1372, 13773), (2058, 9182), (4116, 4591)]