19490706

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{5231}}^1$

素因数の和:5268

約数の個数: 40

約数和(自身を含む): 45581184

約数和(自身を除く): 26090478

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 5231, 10462, 15693, 31386, 47079, 94158, 120313, 141237, 240626, 282474, 360939, 423711, 721878, 847422, 1082817, 2165634, 3248451, 6496902, 9745353, 19490706]

約数ペア:

[(1, 19490706), (2, 9745353), (3, 6496902), (6, 3248451), (9, 2165634), (18, 1082817), (23, 847422), (27, 721878), (46, 423711), (54, 360939), (69, 282474), (81, 240626), (138, 141237), (162, 120313), (207, 94158), (414, 47079), (621, 31386), (1242, 15693), (1863, 10462), (3726, 5231)]