18413900

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{3121}}^1$

素因数の和:3194

約数の個数: 36

約数和(自身を含む): 40648440

約数和(自身を除く): 22234540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 118, 236, 295, 590, 1180, 1475, 2950, 3121, 5900, 6242, 12484, 15605, 31210, 62420, 78025, 156050, 184139, 312100, 368278, 736556, 920695, 1841390, 3682780, 4603475, 9206950, 18413900]

約数ペア:

[(1, 18413900), (2, 9206950), (4, 4603475), (5, 3682780), (10, 1841390), (20, 920695), (25, 736556), (50, 368278), (59, 312100), (100, 184139), (118, 156050), (236, 78025), (295, 62420), (590, 31210), (1180, 15605), (1475, 12484), (2950, 6242), (3121, 5900)]