19004769155

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{12203}}^1$

素因数の和:12427

約数の個数: 32

約数和(自身を含む): 23914372608

約数和(自身を除く): 4909603453

約数列:

[1, 5, 41, 71, 107, 205, 355, 535, 2911, 4387, 7597, 12203, 14555, 21935, 37985, 61015, 311477, 500323, 866413, 1305721, 1557385, 2501615, 4332065, 6528605, 35522933, 53534561, 92706191, 177614665, 267672805, 463530955, 3800953831, 19004769155]

約数ペア:

[(1, 19004769155), (5, 3800953831), (41, 463530955), (71, 267672805), (107, 177614665), (205, 92706191), (355, 53534561), (535, 35522933), (2911, 6528605), (4387, 4332065), (7597, 2501615), (12203, 1557385), (14555, 1305721), (21935, 866413), (37985, 500323), (61015, 311477)]