20074964

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 43671936

約数和(自身を除く): 23596972

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 131, 182, 262, 364, 421, 524, 842, 917, 1684, 1703, 1834, 2947, 3406, 3668, 5473, 5894, 6812, 10946, 11788, 11921, 21892, 23842, 38311, 47684, 55151, 76622, 110302, 153244, 220604, 386057, 716963, 772114, 1433926, 1544228, 2867852, 5018741, 10037482, 20074964]

約数ペア:

[(1, 20074964), (2, 10037482), (4, 5018741), (7, 2867852), (13, 1544228), (14, 1433926), (26, 772114), (28, 716963), (52, 386057), (91, 220604), (131, 153244), (182, 110302), (262, 76622), (364, 55151), (421, 47684), (524, 38311), (842, 23842), (917, 21892), (1684, 11921), (1703, 11788), (1834, 10946), (2947, 6812), (3406, 5894), (3668, 5473)]