20050545888

素因数分解:

$2^5\times 3^2\times {\mathrm{199}}^1\times {\mathrm{349849}}^1$

素因数の和:350064

約数の個数: 72

約数和(自身を含む): 57305430000

約数和(自身を除く): 37254884112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 199, 288, 398, 597, 796, 1194, 1592, 1791, 2388, 3184, 3582, 4776, 6368, 7164, 9552, 14328, 19104, 28656, 57312, 349849, 699698, 1049547, 1399396, 2099094, 2798792, 3148641, 4198188, 5597584, 6297282, 8396376, 11195168, 12594564, 16792752, 25189128, 33585504, 50378256, 69619951, 100756512, 139239902, 208859853, 278479804, 417719706, 556959608, 626579559, 835439412, 1113919216, 1253159118, 1670878824, 2227838432, 2506318236, 3341757648, 5012636472, 6683515296, 10025272944, 20050545888]

約数ペア:

[(1, 20050545888), (2, 10025272944), (3, 6683515296), (4, 5012636472), (6, 3341757648), (8, 2506318236), (9, 2227838432), (12, 1670878824), (16, 1253159118), (18, 1113919216), (24, 835439412), (32, 626579559), (36, 556959608), (48, 417719706), (72, 278479804), (96, 208859853), (144, 139239902), (199, 100756512), (288, 69619951), (398, 50378256), (597, 33585504), (796, 25189128), (1194, 16792752), (1592, 12594564), (1791, 11195168), (2388, 8396376), (3184, 6297282), (3582, 5597584), (4776, 4198188), (6368, 3148641), (7164, 2798792), (9552, 2099094), (14328, 1399396), (19104, 1049547), (28656, 699698), (57312, 349849)]