20511282

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 48117888

約数和(自身を除く): 27606606

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 101, 102, 181, 187, 202, 303, 362, 374, 543, 561, 606, 1086, 1111, 1122, 1717, 1991, 2222, 3077, 3333, 3434, 3982, 5151, 5973, 6154, 6666, 9231, 10302, 11946, 18281, 18462, 18887, 33847, 36562, 37774, 54843, 56661, 67694, 101541, 109686, 113322, 201091, 203082, 310777, 402182, 603273, 621554, 932331, 1206546, 1864662, 3418547, 6837094, 10255641, 20511282]

約数ペア:

[(1, 20511282), (2, 10255641), (3, 6837094), (6, 3418547), (11, 1864662), (17, 1206546), (22, 932331), (33, 621554), (34, 603273), (51, 402182), (66, 310777), (101, 203082), (102, 201091), (181, 113322), (187, 109686), (202, 101541), (303, 67694), (362, 56661), (374, 54843), (543, 37774), (561, 36562), (606, 33847), (1086, 18887), (1111, 18462), (1122, 18281), (1717, 11946), (1991, 10302), (2222, 9231), (3077, 6666), (3333, 6154), (3434, 5973), (3982, 5151)]