31420984

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29531}}^1$

素因数の和:29563

約数の個数: 32

約数和(自身を含む): 70876800

約数和(自身を除く): 39455816

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 29531, 59062, 118124, 206717, 236248, 413434, 561089, 826868, 1122178, 1653736, 2244356, 3927623, 4488712, 7855246, 15710492, 31420984]

約数ペア:

[(1, 31420984), (2, 15710492), (4, 7855246), (7, 4488712), (8, 3927623), (14, 2244356), (19, 1653736), (28, 1122178), (38, 826868), (56, 561089), (76, 413434), (133, 236248), (152, 206717), (266, 118124), (532, 59062), (1064, 29531)]