18687732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{587}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 50050560

約数和(自身を除く): 31362828

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 379, 587, 758, 1137, 1174, 1516, 1761, 2274, 2348, 2653, 3522, 4109, 4548, 5306, 7044, 7959, 8218, 10612, 12327, 15918, 16436, 24654, 31836, 49308, 222473, 444946, 667419, 889892, 1334838, 1557311, 2669676, 3114622, 4671933, 6229244, 9343866, 18687732]

約数ペア:

[(1, 18687732), (2, 9343866), (3, 6229244), (4, 4671933), (6, 3114622), (7, 2669676), (12, 1557311), (14, 1334838), (21, 889892), (28, 667419), (42, 444946), (84, 222473), (379, 49308), (587, 31836), (758, 24654), (1137, 16436), (1174, 15918), (1516, 12327), (1761, 10612), (2274, 8218), (2348, 7959), (2653, 7044), (3522, 5306), (4109, 4548)]