636746944

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{320941}}^1$

素因数の和:320984

約数の個数: 28

約数和(自身を含む): 1304308288

約数和(自身を除く): 667561344

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 320941, 641882, 1283764, 2567528, 5135056, 9949171, 10270112, 19898342, 20540224, 39796684, 79593368, 159186736, 318373472, 636746944]

約数ペア:

[(1, 636746944), (2, 318373472), (4, 159186736), (8, 79593368), (16, 39796684), (31, 20540224), (32, 19898342), (62, 10270112), (64, 9949171), (124, 5135056), (248, 2567528), (496, 1283764), (992, 641882), (1984, 320941)]