20395968

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^1\times {\mathrm{5591}}^1$

素因数の和:5625

約数の個数: 56

約数和(自身を含む): 56814720

約数和(自身を除く): 36418752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 152, 192, 228, 304, 456, 608, 912, 1216, 1824, 3648, 5591, 11182, 16773, 22364, 33546, 44728, 67092, 89456, 106229, 134184, 178912, 212458, 268368, 318687, 357824, 424916, 536736, 637374, 849832, 1073472, 1274748, 1699664, 2549496, 3399328, 5098992, 6798656, 10197984, 20395968]

約数ペア:

[(1, 20395968), (2, 10197984), (3, 6798656), (4, 5098992), (6, 3399328), (8, 2549496), (12, 1699664), (16, 1274748), (19, 1073472), (24, 849832), (32, 637374), (38, 536736), (48, 424916), (57, 357824), (64, 318687), (76, 268368), (96, 212458), (114, 178912), (152, 134184), (192, 106229), (228, 89456), (304, 67092), (456, 44728), (608, 33546), (912, 22364), (1216, 16773), (1824, 11182), (3648, 5591)]