18295065

素因数分解:

$3^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:443

約数の個数: 40

約数和(自身を含む): 33105600

約数和(自身を除く): 14810535

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 199, 227, 405, 597, 681, 995, 1135, 1791, 2043, 2985, 3405, 5373, 6129, 8955, 10215, 16119, 18387, 26865, 30645, 45173, 80595, 91935, 135519, 225865, 406557, 677595, 1219671, 2032785, 3659013, 6098355, 18295065]

約数ペア:

[(1, 18295065), (3, 6098355), (5, 3659013), (9, 2032785), (15, 1219671), (27, 677595), (45, 406557), (81, 225865), (135, 135519), (199, 91935), (227, 80595), (405, 45173), (597, 30645), (681, 26865), (995, 18387), (1135, 16119), (1791, 10215), (2043, 8955), (2985, 6129), (3405, 5373)]