19492005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5261}}^1$

素因数の和:5301

約数の個数: 32

約数和(自身を含む): 35360640

約数和(自身を除く): 15868635

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5261, 15783, 26305, 68393, 78915, 99959, 205179, 299877, 341965, 499795, 1025895, 1299467, 1499385, 3898401, 6497335, 19492005]

約数ペア:

[(1, 19492005), (3, 6497335), (5, 3898401), (13, 1499385), (15, 1299467), (19, 1025895), (39, 499795), (57, 341965), (65, 299877), (95, 205179), (195, 99959), (247, 78915), (285, 68393), (741, 26305), (1235, 15783), (3705, 5261)]