19513090

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{8521}}^1$

素因数の和:8757

約数の個数: 16

約数和(自身を含む): 35281080

約数和(自身を除く): 15767990

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 8521, 17042, 42605, 85210, 1951309, 3902618, 9756545, 19513090]

約数ペア:

[(1, 19513090), (2, 9756545), (5, 3902618), (10, 1951309), (229, 85210), (458, 42605), (1145, 17042), (2290, 8521)]