18847944

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{1229}}^1$

素因数の和:1315

約数の個数: 64

約数和(自身を含む): 53136000

約数和(自身を除く): 34288056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1229, 1278, 1704, 1917, 2458, 2556, 3687, 3834, 4916, 5112, 7374, 7668, 9832, 11061, 14748, 15336, 22122, 29496, 33183, 44244, 66366, 87259, 88488, 132732, 174518, 261777, 265464, 349036, 523554, 698072, 785331, 1047108, 1570662, 2094216, 2355993, 3141324, 4711986, 6282648, 9423972, 18847944]

約数ペア:

[(1, 18847944), (2, 9423972), (3, 6282648), (4, 4711986), (6, 3141324), (8, 2355993), (9, 2094216), (12, 1570662), (18, 1047108), (24, 785331), (27, 698072), (36, 523554), (54, 349036), (71, 265464), (72, 261777), (108, 174518), (142, 132732), (213, 88488), (216, 87259), (284, 66366), (426, 44244), (568, 33183), (639, 29496), (852, 22122), (1229, 15336), (1278, 14748), (1704, 11061), (1917, 9832), (2458, 7668), (2556, 7374), (3687, 5112), (3834, 4916)]