19915266

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{9677}}^1$

素因数の和:9703

約数の個数: 32

約数和(自身を含む): 46454400

約数和(自身を除く): 26539134

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 9677, 19354, 29031, 58062, 67739, 135478, 203217, 406434, 474173, 948346, 1422519, 2845038, 3319211, 6638422, 9957633, 19915266]

約数ペア:

[(1, 19915266), (2, 9957633), (3, 6638422), (6, 3319211), (7, 2845038), (14, 1422519), (21, 948346), (42, 474173), (49, 406434), (98, 203217), (147, 135478), (294, 67739), (343, 58062), (686, 29031), (1029, 19354), (2058, 9677)]