20165208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4139}}^1$

素因数の和:4184

約数の個数: 64

約数和(自身を含む): 59616000

約数和(自身を除く): 39450792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 56, 58, 84, 87, 116, 168, 174, 203, 232, 348, 406, 609, 696, 812, 1218, 1624, 2436, 4139, 4872, 8278, 12417, 16556, 24834, 28973, 33112, 49668, 57946, 86919, 99336, 115892, 120031, 173838, 231784, 240062, 347676, 360093, 480124, 695352, 720186, 840217, 960248, 1440372, 1680434, 2520651, 2880744, 3360868, 5041302, 6721736, 10082604, 20165208]

約数ペア:

[(1, 20165208), (2, 10082604), (3, 6721736), (4, 5041302), (6, 3360868), (7, 2880744), (8, 2520651), (12, 1680434), (14, 1440372), (21, 960248), (24, 840217), (28, 720186), (29, 695352), (42, 480124), (56, 360093), (58, 347676), (84, 240062), (87, 231784), (116, 173838), (168, 120031), (174, 115892), (203, 99336), (232, 86919), (348, 57946), (406, 49668), (609, 33112), (696, 28973), (812, 24834), (1218, 16556), (1624, 12417), (2436, 8278), (4139, 4872)]