642563664

素因数分解:

$2^4\times 3^1\times {\mathrm{691}}^1\times {\mathrm{19373}}^1$

素因数の和:20075

約数の個数: 40

約数和(自身を含む): 1662444192

約数和(自身を除く): 1019880528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 691, 1382, 2073, 2764, 4146, 5528, 8292, 11056, 16584, 19373, 33168, 38746, 58119, 77492, 116238, 154984, 232476, 309968, 464952, 929904, 13386743, 26773486, 40160229, 53546972, 80320458, 107093944, 160640916, 214187888, 321281832, 642563664]

約数ペア:

[(1, 642563664), (2, 321281832), (3, 214187888), (4, 160640916), (6, 107093944), (8, 80320458), (12, 53546972), (16, 40160229), (24, 26773486), (48, 13386743), (691, 929904), (1382, 464952), (2073, 309968), (2764, 232476), (4146, 154984), (5528, 116238), (8292, 77492), (11056, 58119), (16584, 38746), (19373, 33168)]