18587970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12149}}^1$

素因数の和:12179

約数の個数: 48

約数和(自身を含む): 51175800

約数和(自身を除く): 32587830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 12149, 24298, 36447, 60745, 72894, 109341, 121490, 182235, 206533, 218682, 364470, 413066, 546705, 619599, 1032665, 1093410, 1239198, 1858797, 2065330, 3097995, 3717594, 6195990, 9293985, 18587970]

約数ペア:

[(1, 18587970), (2, 9293985), (3, 6195990), (5, 3717594), (6, 3097995), (9, 2065330), (10, 1858797), (15, 1239198), (17, 1093410), (18, 1032665), (30, 619599), (34, 546705), (45, 413066), (51, 364470), (85, 218682), (90, 206533), (102, 182235), (153, 121490), (170, 109341), (255, 72894), (306, 60745), (510, 36447), (765, 24298), (1530, 12149)]