2019012970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{361183}}^1$

素因数の和:361246

約数の個数: 32

約数和(自身を含む): 4004808192

約数和(自身を除く): 1985795222

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 361183, 722366, 1805915, 3611830, 4695379, 9390758, 15530869, 23476895, 31061738, 46953790, 77654345, 155308690, 201901297, 403802594, 1009506485, 2019012970]

約数ペア:

[(1, 2019012970), (2, 1009506485), (5, 403802594), (10, 201901297), (13, 155308690), (26, 77654345), (43, 46953790), (65, 31061738), (86, 23476895), (130, 15530869), (215, 9390758), (430, 4695379), (559, 3611830), (1118, 1805915), (2795, 722366), (5590, 361183)]