20474772

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 49288512

約数和(自身を除く): 28813740

約数列:

[1, 2, 3, 4, 6, 12, 61, 83, 122, 166, 183, 244, 249, 332, 337, 366, 498, 674, 732, 996, 1011, 1348, 2022, 4044, 5063, 10126, 15189, 20252, 20557, 27971, 30378, 41114, 55942, 60756, 61671, 82228, 83913, 111884, 123342, 167826, 246684, 335652, 1706231, 3412462, 5118693, 6824924, 10237386, 20474772]

約数ペア:

[(1, 20474772), (2, 10237386), (3, 6824924), (4, 5118693), (6, 3412462), (12, 1706231), (61, 335652), (83, 246684), (122, 167826), (166, 123342), (183, 111884), (244, 83913), (249, 82228), (332, 61671), (337, 60756), (366, 55942), (498, 41114), (674, 30378), (732, 27971), (996, 20557), (1011, 20252), (1348, 15189), (2022, 10126), (4044, 5063)]