20127786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4241}}^1$

素因数の和:4366

約数の個数: 32

約数和(自身を含む): 46424448

約数和(自身を除く): 26296662

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 113, 226, 339, 678, 791, 1582, 2373, 4241, 4746, 8482, 12723, 25446, 29687, 59374, 89061, 178122, 479233, 958466, 1437699, 2875398, 3354631, 6709262, 10063893, 20127786]

約数ペア:

[(1, 20127786), (2, 10063893), (3, 6709262), (6, 3354631), (7, 2875398), (14, 1437699), (21, 958466), (42, 479233), (113, 178122), (226, 89061), (339, 59374), (678, 29687), (791, 25446), (1582, 12723), (2373, 8482), (4241, 4746)]