16335220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1811}}^1$

素因数の和:1872

約数の個数: 48

約数和(自身を含む): 38356416

約数和(自身を除く): 22021196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 1811, 2255, 3622, 4510, 7244, 9020, 9055, 18110, 19921, 36220, 39842, 74251, 79684, 99605, 148502, 199210, 297004, 371255, 398420, 742510, 816761, 1485020, 1633522, 3267044, 4083805, 8167610, 16335220]

約数ペア:

[(1, 16335220), (2, 8167610), (4, 4083805), (5, 3267044), (10, 1633522), (11, 1485020), (20, 816761), (22, 742510), (41, 398420), (44, 371255), (55, 297004), (82, 199210), (110, 148502), (164, 99605), (205, 79684), (220, 74251), (410, 39842), (451, 36220), (820, 19921), (902, 18110), (1804, 9055), (1811, 9020), (2255, 7244), (3622, 4510)]