1999202270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1867}}^1\times {\mathrm{8237}}^1$

素因数の和:10124

約数の個数: 32

約数和(自身を含む): 3877923168

約数和(自身を除く): 1878720898

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1867, 3734, 8237, 9335, 16474, 18670, 24271, 41185, 48542, 82370, 107081, 121355, 214162, 242710, 535405, 1070810, 15378479, 30756958, 76892395, 153784790, 199920227, 399840454, 999601135, 1999202270]

約数ペア:

[(1, 1999202270), (2, 999601135), (5, 399840454), (10, 199920227), (13, 153784790), (26, 76892395), (65, 30756958), (130, 15378479), (1867, 1070810), (3734, 535405), (8237, 242710), (9335, 214162), (16474, 121355), (18670, 107081), (24271, 82370), (41185, 48542)]