19766019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4259}}^1$

素因数の和:4299

約数の個数: 32

約数和(自身を含む): 34352640

約数和(自身を除く): 14586621

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4259, 4641, 12777, 29813, 55367, 72403, 89439, 166101, 217209, 387569, 506821, 941239, 1162707, 1520463, 2823717, 6588673, 19766019]

約数ペア:

[(1, 19766019), (3, 6588673), (7, 2823717), (13, 1520463), (17, 1162707), (21, 941239), (39, 506821), (51, 387569), (91, 217209), (119, 166101), (221, 89439), (273, 72403), (357, 55367), (663, 29813), (1547, 12777), (4259, 4641)]