18832890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21647}}^1$

素因数の和:21686

約数の個数: 32

約数和(自身を含む): 46759680

約数和(自身を除く): 27926790

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 21647, 43294, 64941, 108235, 129882, 216470, 324705, 627763, 649410, 1255526, 1883289, 3138815, 3766578, 6277630, 9416445, 18832890]

約数ペア:

[(1, 18832890), (2, 9416445), (3, 6277630), (5, 3766578), (6, 3138815), (10, 1883289), (15, 1255526), (29, 649410), (30, 627763), (58, 324705), (87, 216470), (145, 129882), (174, 108235), (290, 64941), (435, 43294), (870, 21647)]