18940392

素因数分解:

$2^3\times 3^5\times {\mathrm{9743}}^1$

素因数の和:9764

約数の個数: 48

約数和(自身を含む): 53202240

約数和(自身を除く): 34261848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 9743, 19486, 29229, 38972, 58458, 77944, 87687, 116916, 175374, 233832, 263061, 350748, 526122, 701496, 789183, 1052244, 1578366, 2104488, 2367549, 3156732, 4735098, 6313464, 9470196, 18940392]

約数ペア:

[(1, 18940392), (2, 9470196), (3, 6313464), (4, 4735098), (6, 3156732), (8, 2367549), (9, 2104488), (12, 1578366), (18, 1052244), (24, 789183), (27, 701496), (36, 526122), (54, 350748), (72, 263061), (81, 233832), (108, 175374), (162, 116916), (216, 87687), (243, 77944), (324, 58458), (486, 38972), (648, 29229), (972, 19486), (1944, 9743)]