197179910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{9521}}^1$

素因数の和:9656

約数の個数: 32

約数和(自身を含む): 377071200

約数和(自身を除く): 179891290

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2071, 4142, 9521, 10355, 19042, 20710, 47605, 95210, 180899, 361798, 904495, 1037789, 1808990, 2075578, 5188945, 10377890, 19717991, 39435982, 98589955, 197179910]

約数ペア:

[(1, 197179910), (2, 98589955), (5, 39435982), (10, 19717991), (19, 10377890), (38, 5188945), (95, 2075578), (109, 1808990), (190, 1037789), (218, 904495), (545, 361798), (1090, 180899), (2071, 95210), (4142, 47605), (9521, 20710), (10355, 19042)]