18627930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8999}}^1$

素因数の和:9035

約数の個数: 48

約数和(自身を含む): 50544000

約数和(自身を除く): 31916070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 8999, 17998, 26997, 44995, 53994, 80991, 89990, 134985, 161982, 206977, 269970, 404955, 413954, 620931, 809910, 1034885, 1241862, 1862793, 2069770, 3104655, 3725586, 6209310, 9313965, 18627930]

約数ペア:

[(1, 18627930), (2, 9313965), (3, 6209310), (5, 3725586), (6, 3104655), (9, 2069770), (10, 1862793), (15, 1241862), (18, 1034885), (23, 809910), (30, 620931), (45, 413954), (46, 404955), (69, 269970), (90, 206977), (115, 161982), (138, 134985), (207, 89990), (230, 80991), (345, 53994), (414, 44995), (690, 26997), (1035, 17998), (2070, 8999)]