18010100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{9479}}^1$

素因数の和:9512

約数の個数: 36

約数和(自身を含む): 41143200

約数和(自身を除く): 23133100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 9479, 18958, 37916, 47395, 94790, 180101, 189580, 236975, 360202, 473950, 720404, 900505, 947900, 1801010, 3602020, 4502525, 9005050, 18010100]

約数ペア:

[(1, 18010100), (2, 9005050), (4, 4502525), (5, 3602020), (10, 1801010), (19, 947900), (20, 900505), (25, 720404), (38, 473950), (50, 360202), (76, 236975), (95, 189580), (100, 180101), (190, 94790), (380, 47395), (475, 37916), (950, 18958), (1900, 9479)]