18047916

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 48432384

約数和(自身を除く): 30384468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 71, 92, 138, 142, 207, 213, 276, 284, 307, 414, 426, 614, 639, 828, 852, 921, 1228, 1278, 1633, 1842, 2556, 2763, 3266, 3684, 4899, 5526, 6532, 7061, 9798, 11052, 14122, 14697, 19596, 21183, 21797, 28244, 29394, 42366, 43594, 58788, 63549, 65391, 84732, 87188, 127098, 130782, 196173, 254196, 261564, 392346, 501331, 784692, 1002662, 1503993, 2005324, 3007986, 4511979, 6015972, 9023958, 18047916]

約数ペア:

[(1, 18047916), (2, 9023958), (3, 6015972), (4, 4511979), (6, 3007986), (9, 2005324), (12, 1503993), (18, 1002662), (23, 784692), (36, 501331), (46, 392346), (69, 261564), (71, 254196), (92, 196173), (138, 130782), (142, 127098), (207, 87188), (213, 84732), (276, 65391), (284, 63549), (307, 58788), (414, 43594), (426, 42366), (614, 29394), (639, 28244), (828, 21797), (852, 21183), (921, 19596), (1228, 14697), (1278, 14122), (1633, 11052), (1842, 9798), (2556, 7061), (2763, 6532), (3266, 5526), (3684, 4899)]