1989984

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1091}}^1$

素因数の和:1123

約数の個数: 48

約数和(自身を含む): 5503680

約数和(自身を除く): 3513696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1091, 1824, 2182, 3273, 4364, 6546, 8728, 13092, 17456, 20729, 26184, 34912, 41458, 52368, 62187, 82916, 104736, 124374, 165832, 248748, 331664, 497496, 663328, 994992, 1989984]

約数ペア:

[(1, 1989984), (2, 994992), (3, 663328), (4, 497496), (6, 331664), (8, 248748), (12, 165832), (16, 124374), (19, 104736), (24, 82916), (32, 62187), (38, 52368), (48, 41458), (57, 34912), (76, 26184), (96, 20729), (114, 17456), (152, 13092), (228, 8728), (304, 6546), (456, 4364), (608, 3273), (912, 2182), (1091, 1824)]