18215928

素因数分解:

$2^3\times 3^4\times {\mathrm{28111}}^1$

素因数の和:28129

約数の個数: 40

約数和(自身を含む): 51023280

約数和(自身を除く): 32807352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 28111, 56222, 84333, 112444, 168666, 224888, 252999, 337332, 505998, 674664, 758997, 1011996, 1517994, 2023992, 2276991, 3035988, 4553982, 6071976, 9107964, 18215928]

約数ペア:

[(1, 18215928), (2, 9107964), (3, 6071976), (4, 4553982), (6, 3035988), (8, 2276991), (9, 2023992), (12, 1517994), (18, 1011996), (24, 758997), (27, 674664), (36, 505998), (54, 337332), (72, 252999), (81, 224888), (108, 168666), (162, 112444), (216, 84333), (324, 56222), (648, 28111)]