19934772

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11617}}^1$

素因数の和:11648

約数の個数: 48

約数和(自身を含む): 54651072

約数和(自身を除く): 34716300

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 11617, 23234, 34851, 46468, 69702, 127787, 139404, 151021, 255574, 302042, 383361, 453063, 511148, 604084, 766722, 906126, 1533444, 1661231, 1812252, 3322462, 4983693, 6644924, 9967386, 19934772]

約数ペア:

[(1, 19934772), (2, 9967386), (3, 6644924), (4, 4983693), (6, 3322462), (11, 1812252), (12, 1661231), (13, 1533444), (22, 906126), (26, 766722), (33, 604084), (39, 511148), (44, 453063), (52, 383361), (66, 302042), (78, 255574), (132, 151021), (143, 139404), (156, 127787), (286, 69702), (429, 46468), (572, 34851), (858, 23234), (1716, 11617)]