18931569318

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{17987}}^1$

素因数の和:18163

約数の個数: 80

約数和(自身を含む): 43487429040

約数和(自身を除く): 24555859722

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 89, 146, 162, 178, 219, 267, 438, 534, 657, 801, 1314, 1602, 1971, 2403, 3942, 4806, 5913, 6497, 7209, 11826, 12994, 14418, 17987, 19491, 35974, 38982, 53961, 58473, 107922, 116946, 161883, 175419, 323766, 350838, 485649, 526257, 971298, 1052514, 1313051, 1456947, 1600843, 2626102, 2913894, 3201686, 3939153, 4802529, 7878306, 9605058, 11817459, 14407587, 23634918, 28815174, 35452377, 43222761, 70904754, 86445522, 106357131, 116861539, 129668283, 212714262, 233723078, 259336566, 350584617, 701169234, 1051753851, 2103507702, 3155261553, 6310523106, 9465784659, 18931569318]

約数ペア:

[(1, 18931569318), (2, 9465784659), (3, 6310523106), (6, 3155261553), (9, 2103507702), (18, 1051753851), (27, 701169234), (54, 350584617), (73, 259336566), (81, 233723078), (89, 212714262), (146, 129668283), (162, 116861539), (178, 106357131), (219, 86445522), (267, 70904754), (438, 43222761), (534, 35452377), (657, 28815174), (801, 23634918), (1314, 14407587), (1602, 11817459), (1971, 9605058), (2403, 7878306), (3942, 4802529), (4806, 3939153), (5913, 3201686), (6497, 2913894), (7209, 2626102), (11826, 1600843), (12994, 1456947), (14418, 1313051), (17987, 1052514), (19491, 971298), (35974, 526257), (38982, 485649), (53961, 350838), (58473, 323766), (107922, 175419), (116946, 161883)]