18783090

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23189}}^1$

素因数の和:23208

約数の個数: 40

約数和(自身を含む): 50507820

約数和(自身を除く): 31724730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 23189, 46378, 69567, 115945, 139134, 208701, 231890, 347835, 417402, 626103, 695670, 1043505, 1252206, 1878309, 2087010, 3130515, 3756618, 6261030, 9391545, 18783090]

約数ペア:

[(1, 18783090), (2, 9391545), (3, 6261030), (5, 3756618), (6, 3130515), (9, 2087010), (10, 1878309), (15, 1252206), (18, 1043505), (27, 695670), (30, 626103), (45, 417402), (54, 347835), (81, 231890), (90, 208701), (135, 139134), (162, 115945), (270, 69567), (405, 46378), (810, 23189)]