18086004

素因数分解:

$2^2\times 3^5\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:851

約数の個数: 72

約数和(自身を含む): 49533120

約数和(自身を除く): 31447116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 243, 276, 324, 414, 486, 621, 809, 828, 972, 1242, 1618, 1863, 2427, 2484, 3236, 3726, 4854, 5589, 7281, 7452, 9708, 11178, 14562, 18607, 21843, 22356, 29124, 37214, 43686, 55821, 65529, 74428, 87372, 111642, 131058, 167463, 196587, 223284, 262116, 334926, 393174, 502389, 669852, 786348, 1004778, 1507167, 2009556, 3014334, 4521501, 6028668, 9043002, 18086004]

約数ペア:

[(1, 18086004), (2, 9043002), (3, 6028668), (4, 4521501), (6, 3014334), (9, 2009556), (12, 1507167), (18, 1004778), (23, 786348), (27, 669852), (36, 502389), (46, 393174), (54, 334926), (69, 262116), (81, 223284), (92, 196587), (108, 167463), (138, 131058), (162, 111642), (207, 87372), (243, 74428), (276, 65529), (324, 55821), (414, 43686), (486, 37214), (621, 29124), (809, 22356), (828, 21843), (972, 18607), (1242, 14562), (1618, 11178), (1863, 9708), (2427, 7452), (2484, 7281), (3236, 5589), (3726, 4854)]