19961010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9643}}^1$

素因数の和:9679

約数の個数: 48

約数和(自身を含む): 54160704

約数和(自身を除く): 34199694

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 9643, 19286, 28929, 48215, 57858, 86787, 96430, 144645, 173574, 221789, 289290, 433935, 443578, 665367, 867870, 1108945, 1330734, 1996101, 2217890, 3326835, 3992202, 6653670, 9980505, 19961010]

約数ペア:

[(1, 19961010), (2, 9980505), (3, 6653670), (5, 3992202), (6, 3326835), (9, 2217890), (10, 1996101), (15, 1330734), (18, 1108945), (23, 867870), (30, 665367), (45, 443578), (46, 433935), (69, 289290), (90, 221789), (115, 173574), (138, 144645), (207, 96430), (230, 86787), (345, 57858), (414, 48215), (690, 28929), (1035, 19286), (2070, 9643)]