19637874

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{6949}}^1$

素因数の和:7114

約数の個数: 24

約数和(自身を含む): 42825900

約数和(自身を除く): 23188026

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 6949, 13898, 20847, 41694, 62541, 125082, 1090993, 2181986, 3272979, 6545958, 9818937, 19637874]

約数ペア:

[(1, 19637874), (2, 9818937), (3, 6545958), (6, 3272979), (9, 2181986), (18, 1090993), (157, 125082), (314, 62541), (471, 41694), (942, 20847), (1413, 13898), (2826, 6949)]