20572884

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{6421}}^1$

素因数の和:6520

約数の個数: 36

約数和(自身を含む): 52596180

約数和(自身を除く): 32023296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 6421, 12842, 19263, 25684, 38526, 57789, 77052, 115578, 231156, 571469, 1142938, 1714407, 2285876, 3428814, 5143221, 6857628, 10286442, 20572884]

約数ペア:

[(1, 20572884), (2, 10286442), (3, 6857628), (4, 5143221), (6, 3428814), (9, 2285876), (12, 1714407), (18, 1142938), (36, 571469), (89, 231156), (178, 115578), (267, 77052), (356, 57789), (534, 38526), (801, 25684), (1068, 19263), (1602, 12842), (3204, 6421)]