20254616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{148931}}^1$

素因数の和:148954

約数の個数: 16

約数和(自身を含む): 40211640

約数和(自身を除く): 19957024

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 148931, 297862, 595724, 1191448, 2531827, 5063654, 10127308, 20254616]

約数ペア:

[(1, 20254616), (2, 10127308), (4, 5063654), (8, 2531827), (17, 1191448), (34, 595724), (68, 297862), (136, 148931)]