19528168

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^2\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 41227200

約数和(自身を除く): 21699032

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 79, 88, 106, 158, 212, 316, 424, 583, 632, 869, 1166, 1738, 2332, 2809, 3476, 4187, 4664, 5618, 6952, 8374, 11236, 16748, 22472, 30899, 33496, 46057, 61798, 92114, 123596, 184228, 221911, 247192, 368456, 443822, 887644, 1775288, 2441021, 4882042, 9764084, 19528168]

約数ペア:

[(1, 19528168), (2, 9764084), (4, 4882042), (8, 2441021), (11, 1775288), (22, 887644), (44, 443822), (53, 368456), (79, 247192), (88, 221911), (106, 184228), (158, 123596), (212, 92114), (316, 61798), (424, 46057), (583, 33496), (632, 30899), (869, 22472), (1166, 16748), (1738, 11236), (2332, 8374), (2809, 6952), (3476, 5618), (4187, 4664)]