20028906

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 45826560

約数和(自身を除く): 25797654

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 101, 138, 202, 207, 303, 414, 479, 606, 909, 958, 1437, 1818, 2323, 2874, 4311, 4646, 6969, 8622, 11017, 13938, 20907, 22034, 33051, 41814, 48379, 66102, 96758, 99153, 145137, 198306, 290274, 435411, 870822, 1112717, 2225434, 3338151, 6676302, 10014453, 20028906]

約数ペア:

[(1, 20028906), (2, 10014453), (3, 6676302), (6, 3338151), (9, 2225434), (18, 1112717), (23, 870822), (46, 435411), (69, 290274), (101, 198306), (138, 145137), (202, 99153), (207, 96758), (303, 66102), (414, 48379), (479, 41814), (606, 33051), (909, 22034), (958, 20907), (1437, 13938), (1818, 11017), (2323, 8622), (2874, 6969), (4311, 4646)]