19398618

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{12109}}^1$

素因数の和:12206

約数の個数: 24

約数和(自身を含む): 42506100

約数和(自身を除く): 23107482

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 12109, 24218, 36327, 72654, 108981, 217962, 1077701, 2155402, 3233103, 6466206, 9699309, 19398618]

約数ペア:

[(1, 19398618), (2, 9699309), (3, 6466206), (6, 3233103), (9, 2155402), (18, 1077701), (89, 217962), (178, 108981), (267, 72654), (534, 36327), (801, 24218), (1602, 12109)]