19075870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^2$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 40058064

約数和(自身を除く): 20982194

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 101, 110, 170, 187, 202, 374, 505, 935, 1010, 1111, 1717, 1870, 2222, 3434, 5555, 8585, 10201, 11110, 17170, 18887, 20402, 37774, 51005, 94435, 102010, 112211, 173417, 188870, 224422, 346834, 561055, 867085, 1122110, 1734170, 1907587, 3815174, 9537935, 19075870]

約数ペア:

[(1, 19075870), (2, 9537935), (5, 3815174), (10, 1907587), (11, 1734170), (17, 1122110), (22, 867085), (34, 561055), (55, 346834), (85, 224422), (101, 188870), (110, 173417), (170, 112211), (187, 102010), (202, 94435), (374, 51005), (505, 37774), (935, 20402), (1010, 18887), (1111, 17170), (1717, 11110), (1870, 10201), (2222, 8585), (3434, 5555)]