20199872301

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{617}}^1\times {\mathrm{6991}}^1$

素因数の和:7841

約数の個数: 32

約数和(自身を含む): 30973329408

約数和(自身を除く): 10773457107

約数列:

[1, 3, 7, 21, 223, 617, 669, 1561, 1851, 4319, 4683, 6991, 12957, 20973, 48937, 137591, 146811, 412773, 963137, 1558993, 2889411, 4313447, 4676979, 10912951, 12940341, 30194129, 32738853, 90582387, 961898681, 2885696043, 6733290767, 20199872301]

約数ペア:

[(1, 20199872301), (3, 6733290767), (7, 2885696043), (21, 961898681), (223, 90582387), (617, 32738853), (669, 30194129), (1561, 12940341), (1851, 10912951), (4319, 4676979), (4683, 4313447), (6991, 2889411), (12957, 1558993), (20973, 963137), (48937, 412773), (137591, 146811)]