1900515841

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{631}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 2317063680

約数和(自身を除く): 416547839

約数列:

[1, 7, 29, 37, 203, 259, 401, 631, 1073, 2807, 4417, 7511, 11629, 14837, 18299, 23347, 81403, 103859, 128093, 163429, 253031, 430273, 677063, 1771217, 3011911, 4739441, 7337899, 9362147, 51365293, 65535029, 271502263, 1900515841]

約数ペア:

[(1, 1900515841), (7, 271502263), (29, 65535029), (37, 51365293), (203, 9362147), (259, 7337899), (401, 4739441), (631, 3011911), (1073, 1771217), (2807, 677063), (4417, 430273), (7511, 253031), (11629, 163429), (14837, 128093), (18299, 103859), (23347, 81403)]