2018951210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{109547}}^1$

素因数の和:109670

約数の個数: 32

約数和(自身を含む): 3864853440

約数和(自身を除く): 1845902230

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 485, 970, 1843, 3686, 9215, 18430, 109547, 219094, 547735, 1095470, 2081393, 4162786, 10406965, 10626059, 20813930, 21252118, 53130295, 106260590, 201895121, 403790242, 1009475605, 2018951210]

約数ペア:

[(1, 2018951210), (2, 1009475605), (5, 403790242), (10, 201895121), (19, 106260590), (38, 53130295), (95, 21252118), (97, 20813930), (190, 10626059), (194, 10406965), (485, 4162786), (970, 2081393), (1843, 1095470), (3686, 547735), (9215, 219094), (18430, 109547)]