19439456

素因数分解:

$2^5\times {\mathrm{613}}^1\times {\mathrm{991}}^1$

素因数の和:1614

約数の個数: 24

約数和(自身を含む): 38372544

約数和(自身を除く): 18933088

約数列:

[1, 2, 4, 8, 16, 32, 613, 991, 1226, 1982, 2452, 3964, 4904, 7928, 9808, 15856, 19616, 31712, 607483, 1214966, 2429932, 4859864, 9719728, 19439456]

約数ペア:

[(1, 19439456), (2, 9719728), (4, 4859864), (8, 2429932), (16, 1214966), (32, 607483), (613, 31712), (991, 19616), (1226, 15856), (1982, 9808), (2452, 7928), (3964, 4904)]