19393396

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{2357}}^1$

素因数の和:2400

約数の個数: 36

約数和(自身を含む): 39515364

約数和(自身を除く): 20121968

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 121, 187, 242, 374, 484, 748, 2057, 2357, 4114, 4714, 8228, 9428, 25927, 40069, 51854, 80138, 103708, 160276, 285197, 440759, 570394, 881518, 1140788, 1763036, 4848349, 9696698, 19393396]

約数ペア:

[(1, 19393396), (2, 9696698), (4, 4848349), (11, 1763036), (17, 1140788), (22, 881518), (34, 570394), (44, 440759), (68, 285197), (121, 160276), (187, 103708), (242, 80138), (374, 51854), (484, 40069), (748, 25927), (2057, 9428), (2357, 8228), (4114, 4714)]