20870632

素因数分解:

$2^3\times {\mathrm{47}}^2\times {\mathrm{1181}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 40016610

約数和(自身を除く): 19145978

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 1181, 2209, 2362, 4418, 4724, 8836, 9448, 17672, 55507, 111014, 222028, 444056, 2608829, 5217658, 10435316, 20870632]

約数ペア:

[(1, 20870632), (2, 10435316), (4, 5217658), (8, 2608829), (47, 444056), (94, 222028), (188, 111014), (376, 55507), (1181, 17672), (2209, 9448), (2362, 8836), (4418, 4724)]