19495374

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 40399776

約数和(自身を除く): 20904402

約数列:

[1, 2, 3, 6, 37, 74, 111, 137, 222, 274, 411, 641, 822, 1282, 1923, 3846, 5069, 10138, 15207, 23717, 30414, 47434, 71151, 87817, 142302, 175634, 263451, 526902, 3249229, 6498458, 9747687, 19495374]

約数ペア:

[(1, 19495374), (2, 9747687), (3, 6498458), (6, 3249229), (37, 526902), (74, 263451), (111, 175634), (137, 142302), (222, 87817), (274, 71151), (411, 47434), (641, 30414), (822, 23717), (1282, 15207), (1923, 10138), (3846, 5069)]