20238427430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155680211}}^1$

素因数の和:155680231

約数の個数: 16

約数和(自身を含む): 39231413424

約数和(自身を除く): 18992985994

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 155680211, 311360422, 778401055, 1556802110, 2023842743, 4047685486, 10119213715, 20238427430]

約数ペア:

[(1, 20238427430), (2, 10119213715), (5, 4047685486), (10, 2023842743), (13, 1556802110), (26, 778401055), (65, 311360422), (130, 155680211)]