2018040455

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{379}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 2517557760

約数和(自身を除く): 499517305

約数列:

[1, 5, 53, 71, 265, 283, 355, 379, 1415, 1895, 3763, 14999, 18815, 20087, 20093, 26909, 74995, 100435, 100465, 107257, 134545, 536285, 1064929, 1426177, 5324645, 5684621, 7130885, 7615247, 28423105, 38076235, 403608091, 2018040455]

約数ペア:

[(1, 2018040455), (5, 403608091), (53, 38076235), (71, 28423105), (265, 7615247), (283, 7130885), (355, 5684621), (379, 5324645), (1415, 1426177), (1895, 1064929), (3763, 536285), (14999, 134545), (18815, 107257), (20087, 100465), (20093, 100435), (26909, 74995)]