1997799984

素因数分解:

$2^4\times 3^3\times {\mathrm{4624537}}^1$

素因数の和:4624554

約数の個数: 40

約数和(自身を含む): 5734427120

約数和(自身を除く): 3736627136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 4624537, 9249074, 13873611, 18498148, 27747222, 36996296, 41620833, 55494444, 73992592, 83241666, 110988888, 124862499, 166483332, 221977776, 249724998, 332966664, 499449996, 665933328, 998899992, 1997799984]

約数ペア:

[(1, 1997799984), (2, 998899992), (3, 665933328), (4, 499449996), (6, 332966664), (8, 249724998), (9, 221977776), (12, 166483332), (16, 124862499), (18, 110988888), (24, 83241666), (27, 73992592), (36, 55494444), (48, 41620833), (54, 36996296), (72, 27747222), (108, 18498148), (144, 13873611), (216, 9249074), (432, 4624537)]