39778908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{254993}}^1$

素因数の和:255013

約数の個数: 24

約数和(自身を含む): 99957648

約数和(自身を除く): 60178740

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 254993, 509986, 764979, 1019972, 1529958, 3059916, 3314909, 6629818, 9944727, 13259636, 19889454, 39778908]

約数ペア:

[(1, 39778908), (2, 19889454), (3, 13259636), (4, 9944727), (6, 6629818), (12, 3314909), (13, 3059916), (26, 1529958), (39, 1019972), (52, 764979), (78, 509986), (156, 254993)]