18349460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1861}}^1$

素因数の和:1916

約数の個数: 48

約数和(自身を含む): 42230160

約数和(自身を除く): 23880700

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1861, 1972, 2465, 3722, 4930, 7444, 9305, 9860, 18610, 31637, 37220, 53969, 63274, 107938, 126548, 158185, 215876, 269845, 316370, 539690, 632740, 917473, 1079380, 1834946, 3669892, 4587365, 9174730, 18349460]

約数ペア:

[(1, 18349460), (2, 9174730), (4, 4587365), (5, 3669892), (10, 1834946), (17, 1079380), (20, 917473), (29, 632740), (34, 539690), (58, 316370), (68, 269845), (85, 215876), (116, 158185), (145, 126548), (170, 107938), (290, 63274), (340, 53969), (493, 37220), (580, 31637), (986, 18610), (1861, 9860), (1972, 9305), (2465, 7444), (3722, 4930)]