20347731288

素因数分解:

$2^3\times 3^2\times {\mathrm{157}}^1\times {\mathrm{1800047}}^1$

素因数の和:1800216

約数の個数: 48

約数和(自身を含む): 55459478880

約数和(自身を除く): 35111747592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 157, 314, 471, 628, 942, 1256, 1413, 1884, 2826, 3768, 5652, 11304, 1800047, 3600094, 5400141, 7200188, 10800282, 14400376, 16200423, 21600564, 32400846, 43201128, 64801692, 129603384, 282607379, 565214758, 847822137, 1130429516, 1695644274, 2260859032, 2543466411, 3391288548, 5086932822, 6782577096, 10173865644, 20347731288]

約数ペア:

[(1, 20347731288), (2, 10173865644), (3, 6782577096), (4, 5086932822), (6, 3391288548), (8, 2543466411), (9, 2260859032), (12, 1695644274), (18, 1130429516), (24, 847822137), (36, 565214758), (72, 282607379), (157, 129603384), (314, 64801692), (471, 43201128), (628, 32400846), (942, 21600564), (1256, 16200423), (1413, 14400376), (1884, 10800282), (2826, 7200188), (3768, 5400141), (5652, 3600094), (11304, 1800047)]