130377316

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{90289}}^1$

素因数の和:90331

約数の個数: 18

約数和(自身を含む): 240803430

約数和(自身を除く): 110426114

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 90289, 180578, 361156, 1715491, 3430982, 6861964, 32594329, 65188658, 130377316]

約数ペア:

[(1, 130377316), (2, 65188658), (4, 32594329), (19, 6861964), (38, 3430982), (76, 1715491), (361, 361156), (722, 180578), (1444, 90289)]