2019907145

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{3631}}^1$

素因数の和:3801

約数の個数: 32

約数和(自身を含む): 2596909056

約数和(自身を除く): 577001911

約数列:

[1, 5, 31, 37, 97, 155, 185, 485, 1147, 3007, 3589, 3631, 5735, 15035, 17945, 18155, 111259, 112561, 134347, 352207, 556295, 562805, 671735, 1761035, 4164757, 10918417, 13031659, 20823785, 54592085, 65158295, 403981429, 2019907145]

約数ペア:

[(1, 2019907145), (5, 403981429), (31, 65158295), (37, 54592085), (97, 20823785), (155, 13031659), (185, 10918417), (485, 4164757), (1147, 1761035), (3007, 671735), (3589, 562805), (3631, 556295), (5735, 352207), (15035, 134347), (17945, 112561), (18155, 111259)]