204906370

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{11783}}^1$

素因数の和:11874

約数の個数: 32

約数和(自身を含む): 386892288

約数和(自身を除く): 181985918

約数列:

[1, 2, 5, 10, 37, 47, 74, 94, 185, 235, 370, 470, 1739, 3478, 8695, 11783, 17390, 23566, 58915, 117830, 435971, 553801, 871942, 1107602, 2179855, 2769005, 4359710, 5538010, 20490637, 40981274, 102453185, 204906370]

約数ペア:

[(1, 204906370), (2, 102453185), (5, 40981274), (10, 20490637), (37, 5538010), (47, 4359710), (74, 2769005), (94, 2179855), (185, 1107602), (235, 871942), (370, 553801), (470, 435971), (1739, 117830), (3478, 58915), (8695, 23566), (11783, 17390)]