19724742

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{11783}}^1$

素因数の和:11825

約数の個数: 32

約数和(自身を含む): 45250560

約数和(自身を除く): 25525818

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 11783, 23566, 35349, 70698, 106047, 212094, 318141, 365273, 636282, 730546, 1095819, 2191638, 3287457, 6574914, 9862371, 19724742]

約数ペア:

[(1, 19724742), (2, 9862371), (3, 6574914), (6, 3287457), (9, 2191638), (18, 1095819), (27, 730546), (31, 636282), (54, 365273), (62, 318141), (93, 212094), (186, 106047), (279, 70698), (558, 35349), (837, 23566), (1674, 11783)]