18682394

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 11799526

約数列:

[1, 2, 23, 46, 53, 79, 97, 106, 158, 194, 1219, 1817, 2231, 2438, 3634, 4187, 4462, 5141, 7663, 8374, 10282, 15326, 96301, 118243, 176249, 192602, 236486, 352498, 406139, 812278, 9341197, 18682394]

約数ペア:

[(1, 18682394), (2, 9341197), (23, 812278), (46, 406139), (53, 352498), (79, 236486), (97, 192602), (106, 176249), (158, 118243), (194, 96301), (1219, 15326), (1817, 10282), (2231, 8374), (2438, 7663), (3634, 5141), (4187, 4462)]