20453973195

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1750447}}^1$

素因数の和:1750515

約数の個数: 32

約数和(自身を含む): 35289031680

約数和(自身を除く): 14835058485

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 11685, 1750447, 5251341, 8752235, 26256705, 33258493, 71768327, 99775479, 166292465, 215304981, 358841635, 498877395, 1076524905, 1363598213, 4090794639, 6817991065, 20453973195]

約数ペア:

[(1, 20453973195), (3, 6817991065), (5, 4090794639), (15, 1363598213), (19, 1076524905), (41, 498877395), (57, 358841635), (95, 215304981), (123, 166292465), (205, 99775479), (285, 71768327), (615, 33258493), (779, 26256705), (2337, 8752235), (3895, 5251341), (11685, 1750447)]