12693980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48823}}^1$

素因数の和:48845

約数の個数: 24

約数和(自身を含む): 28708512

約数和(自身を除く): 16014532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 48823, 97646, 195292, 244115, 488230, 634699, 976460, 1269398, 2538796, 3173495, 6346990, 12693980]

約数ペア:

[(1, 12693980), (2, 6346990), (4, 3173495), (5, 2538796), (10, 1269398), (13, 976460), (20, 634699), (26, 488230), (52, 244115), (65, 195292), (130, 97646), (260, 48823)]