18770380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{55207}}^1$

素因数の和:55233

約数の個数: 24

約数和(自身を含む): 41737248

約数和(自身を除く): 22966868

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 55207, 110414, 220828, 276035, 552070, 938519, 1104140, 1877038, 3754076, 4692595, 9385190, 18770380]

約数ペア:

[(1, 18770380), (2, 9385190), (4, 4692595), (5, 3754076), (10, 1877038), (17, 1104140), (20, 938519), (34, 552070), (68, 276035), (85, 220828), (170, 110414), (340, 55207)]