20461132

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{179}}^1$

素因数の和:282

約数の個数: 36

約数和(自身を含む): 39077640

約数和(自身を除く): 18616508

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 179, 358, 697, 716, 1394, 1681, 2788, 3043, 3362, 6086, 6724, 7339, 12172, 14678, 28577, 29356, 57154, 114308, 124763, 249526, 300899, 499052, 601798, 1203596, 5115283, 10230566, 20461132]

約数ペア:

[(1, 20461132), (2, 10230566), (4, 5115283), (17, 1203596), (34, 601798), (41, 499052), (68, 300899), (82, 249526), (164, 124763), (179, 114308), (358, 57154), (697, 29356), (716, 28577), (1394, 14678), (1681, 12172), (2788, 7339), (3043, 6724), (3362, 6086)]