17988408

素因数分解:

$2^3\times 3^2\times {\mathrm{229}}^1\times {\mathrm{1091}}^1$

素因数の和:1332

約数の個数: 48

約数和(自身を含む): 48976200

約数和(自身を除く): 30987792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 229, 458, 687, 916, 1091, 1374, 1832, 2061, 2182, 2748, 3273, 4122, 4364, 5496, 6546, 8244, 8728, 9819, 13092, 16488, 19638, 26184, 39276, 78552, 249839, 499678, 749517, 999356, 1499034, 1998712, 2248551, 2998068, 4497102, 5996136, 8994204, 17988408]

約数ペア:

[(1, 17988408), (2, 8994204), (3, 5996136), (4, 4497102), (6, 2998068), (8, 2248551), (9, 1998712), (12, 1499034), (18, 999356), (24, 749517), (36, 499678), (72, 249839), (229, 78552), (458, 39276), (687, 26184), (916, 19638), (1091, 16488), (1374, 13092), (1832, 9819), (2061, 8728), (2182, 8244), (2748, 6546), (3273, 5496), (4122, 4364)]