989657888

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{2381}}^1$

素因数の和:2841

約数の個数: 48

約数和(自身を含む): 2016887040

約数和(自身を除く): 1027229152

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 419, 496, 838, 992, 1676, 2381, 3352, 4762, 6704, 9524, 12989, 13408, 19048, 25978, 38096, 51956, 73811, 76192, 103912, 147622, 207824, 295244, 415648, 590488, 997639, 1180976, 1995278, 2361952, 3990556, 7981112, 15962224, 30926809, 31924448, 61853618, 123707236, 247414472, 494828944, 989657888]

約数ペア:

[(1, 989657888), (2, 494828944), (4, 247414472), (8, 123707236), (16, 61853618), (31, 31924448), (32, 30926809), (62, 15962224), (124, 7981112), (248, 3990556), (419, 2361952), (496, 1995278), (838, 1180976), (992, 997639), (1676, 590488), (2381, 415648), (3352, 295244), (4762, 207824), (6704, 147622), (9524, 103912), (12989, 76192), (13408, 73811), (19048, 51956), (25978, 38096)]