18808460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 47029248

約数和(自身を除く): 28220788

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 47, 55, 68, 85, 94, 107, 110, 170, 187, 188, 214, 220, 235, 340, 374, 428, 470, 517, 535, 748, 799, 935, 940, 1034, 1070, 1177, 1598, 1819, 1870, 2068, 2140, 2354, 2585, 3196, 3638, 3740, 3995, 4708, 5029, 5170, 5885, 7276, 7990, 8789, 9095, 10058, 10340, 11770, 15980, 17578, 18190, 20009, 20116, 23540, 25145, 35156, 36380, 40018, 43945, 50290, 55319, 80036, 85493, 87890, 100045, 100580, 110638, 170986, 175780, 200090, 221276, 276595, 341972, 400180, 427465, 553190, 854930, 940423, 1106380, 1709860, 1880846, 3761692, 4702115, 9404230, 18808460]

約数ペア:

[(1, 18808460), (2, 9404230), (4, 4702115), (5, 3761692), (10, 1880846), (11, 1709860), (17, 1106380), (20, 940423), (22, 854930), (34, 553190), (44, 427465), (47, 400180), (55, 341972), (68, 276595), (85, 221276), (94, 200090), (107, 175780), (110, 170986), (170, 110638), (187, 100580), (188, 100045), (214, 87890), (220, 85493), (235, 80036), (340, 55319), (374, 50290), (428, 43945), (470, 40018), (517, 36380), (535, 35156), (748, 25145), (799, 23540), (935, 20116), (940, 20009), (1034, 18190), (1070, 17578), (1177, 15980), (1598, 11770), (1819, 10340), (1870, 10058), (2068, 9095), (2140, 8789), (2354, 7990), (2585, 7276), (3196, 5885), (3638, 5170), (3740, 5029), (3995, 4708)]