20389470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{35771}}^1$

素因数の和:35800

約数の個数: 32

約数和(自身を含む): 51511680

約数和(自身を除く): 31122210

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 35771, 71542, 107313, 178855, 214626, 357710, 536565, 679649, 1073130, 1359298, 2038947, 3398245, 4077894, 6796490, 10194735, 20389470]

約数ペア:

[(1, 20389470), (2, 10194735), (3, 6796490), (5, 4077894), (6, 3398245), (10, 2038947), (15, 1359298), (19, 1073130), (30, 679649), (38, 536565), (57, 357710), (95, 214626), (114, 178855), (190, 107313), (285, 71542), (570, 35771)]