20194377670

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1\times {\mathrm{1847}}^1$

素因数の和:2485

約数の個数: 64

約数和(自身を含む): 38077433856

約数和(自身を除く): 17883056186

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 215, 235, 430, 470, 541, 1082, 1847, 2021, 2705, 3694, 4042, 5410, 9235, 10105, 18470, 20210, 23263, 25427, 46526, 50854, 79421, 86809, 116315, 127135, 158842, 173618, 232630, 254270, 397105, 434045, 794210, 868090, 999227, 1093361, 1998454, 2186722, 3732787, 4996135, 5466805, 7465574, 9992270, 10933610, 18663935, 37327870, 42966761, 46963669, 85933522, 93927338, 214833805, 234818345, 429667610, 469636690, 2019437767, 4038875534, 10097188835, 20194377670]

約数ペア:

[(1, 20194377670), (2, 10097188835), (5, 4038875534), (10, 2019437767), (43, 469636690), (47, 429667610), (86, 234818345), (94, 214833805), (215, 93927338), (235, 85933522), (430, 46963669), (470, 42966761), (541, 37327870), (1082, 18663935), (1847, 10933610), (2021, 9992270), (2705, 7465574), (3694, 5466805), (4042, 4996135), (5410, 3732787), (9235, 2186722), (10105, 1998454), (18470, 1093361), (20210, 999227), (23263, 868090), (25427, 794210), (46526, 434045), (50854, 397105), (79421, 254270), (86809, 232630), (116315, 173618), (127135, 158842)]