19858596

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 47943168

約数和(自身を除く): 28084572

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 181, 223, 246, 362, 446, 492, 543, 669, 724, 892, 1086, 1338, 2172, 2676, 7421, 9143, 14842, 18286, 22263, 27429, 29684, 36572, 40363, 44526, 54858, 80726, 89052, 109716, 121089, 161452, 242178, 484356, 1654883, 3309766, 4964649, 6619532, 9929298, 19858596]

約数ペア:

[(1, 19858596), (2, 9929298), (3, 6619532), (4, 4964649), (6, 3309766), (12, 1654883), (41, 484356), (82, 242178), (123, 161452), (164, 121089), (181, 109716), (223, 89052), (246, 80726), (362, 54858), (446, 44526), (492, 40363), (543, 36572), (669, 29684), (724, 27429), (892, 22263), (1086, 18286), (1338, 14842), (2172, 9143), (2676, 7421)]