15996992

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:787

約数の個数: 56

約数和(自身を含む): 35795712

約数和(自身を除く): 19798720

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 176, 248, 341, 352, 496, 682, 704, 733, 992, 1364, 1466, 1984, 2728, 2932, 5456, 5864, 8063, 10912, 11728, 16126, 21824, 22723, 23456, 32252, 45446, 46912, 64504, 90892, 129008, 181784, 249953, 258016, 363568, 499906, 516032, 727136, 999812, 1454272, 1999624, 3999248, 7998496, 15996992]

約数ペア:

[(1, 15996992), (2, 7998496), (4, 3999248), (8, 1999624), (11, 1454272), (16, 999812), (22, 727136), (31, 516032), (32, 499906), (44, 363568), (62, 258016), (64, 249953), (88, 181784), (124, 129008), (176, 90892), (248, 64504), (341, 46912), (352, 45446), (496, 32252), (682, 23456), (704, 22723), (733, 21824), (992, 16126), (1364, 11728), (1466, 10912), (1984, 8063), (2728, 5864), (2932, 5456)]