20394924

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{421}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 52179456

約数和(自身を除く): 31784532

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 367, 421, 734, 842, 1101, 1263, 1468, 1684, 2202, 2526, 4037, 4404, 4631, 5052, 8074, 9262, 12111, 13893, 16148, 18524, 24222, 27786, 48444, 55572, 154507, 309014, 463521, 618028, 927042, 1699577, 1854084, 3399154, 5098731, 6798308, 10197462, 20394924]

約数ペア:

[(1, 20394924), (2, 10197462), (3, 6798308), (4, 5098731), (6, 3399154), (11, 1854084), (12, 1699577), (22, 927042), (33, 618028), (44, 463521), (66, 309014), (132, 154507), (367, 55572), (421, 48444), (734, 27786), (842, 24222), (1101, 18524), (1263, 16148), (1468, 13893), (1684, 12111), (2202, 9262), (2526, 8074), (4037, 5052), (4404, 4631)]