12654850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19469}}^1$

素因数の和:19494

約数の個数: 24

約数和(自身を含む): 25349940

約数和(自身を除く): 12695090

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 19469, 38938, 97345, 194690, 253097, 486725, 506194, 973450, 1265485, 2530970, 6327425, 12654850]

約数ペア:

[(1, 12654850), (2, 6327425), (5, 2530970), (10, 1265485), (13, 973450), (25, 506194), (26, 486725), (50, 253097), (65, 194690), (130, 97345), (325, 38938), (650, 19469)]