19779564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2837}}^1$

素因数の和:2934

約数の個数: 48

約数和(自身を含む): 53399808

約数和(自身を除く): 33620244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 83, 84, 166, 249, 332, 498, 581, 996, 1162, 1743, 2324, 2837, 3486, 5674, 6972, 8511, 11348, 17022, 19859, 34044, 39718, 59577, 79436, 119154, 235471, 238308, 470942, 706413, 941884, 1412826, 1648297, 2825652, 3296594, 4944891, 6593188, 9889782, 19779564]

約数ペア:

[(1, 19779564), (2, 9889782), (3, 6593188), (4, 4944891), (6, 3296594), (7, 2825652), (12, 1648297), (14, 1412826), (21, 941884), (28, 706413), (42, 470942), (83, 238308), (84, 235471), (166, 119154), (249, 79436), (332, 59577), (498, 39718), (581, 34044), (996, 19859), (1162, 17022), (1743, 11348), (2324, 8511), (2837, 6972), (3486, 5674)]