20157486

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1223}}^1$

素因数の和:1336

約数の個数: 32

約数和(自身を含む): 41948928

約数和(自身を除く): 21791442

約数列:

[1, 2, 3, 6, 41, 67, 82, 123, 134, 201, 246, 402, 1223, 2446, 2747, 3669, 5494, 7338, 8241, 16482, 50143, 81941, 100286, 150429, 163882, 245823, 300858, 491646, 3359581, 6719162, 10078743, 20157486]

約数ペア:

[(1, 20157486), (2, 10078743), (3, 6719162), (6, 3359581), (41, 491646), (67, 300858), (82, 245823), (123, 163882), (134, 150429), (201, 100286), (246, 81941), (402, 50143), (1223, 16482), (2446, 8241), (2747, 7338), (3669, 5494)]