18655065

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{223}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 38368512

約数和(自身を除く): 19713447

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 169, 195, 223, 429, 495, 507, 585, 669, 715, 845, 1115, 1287, 1521, 1859, 2007, 2145, 2453, 2535, 2899, 3345, 5577, 6435, 7359, 7605, 8697, 9295, 10035, 12265, 14495, 16731, 22077, 26091, 27885, 31889, 36795, 37687, 43485, 83655, 95667, 110385, 113061, 130455, 159445, 188435, 287001, 339183, 414557, 478335, 565305, 1243671, 1435005, 1695915, 2072785, 3731013, 6218355, 18655065]

約数ペア:

[(1, 18655065), (3, 6218355), (5, 3731013), (9, 2072785), (11, 1695915), (13, 1435005), (15, 1243671), (33, 565305), (39, 478335), (45, 414557), (55, 339183), (65, 287001), (99, 188435), (117, 159445), (143, 130455), (165, 113061), (169, 110385), (195, 95667), (223, 83655), (429, 43485), (495, 37687), (507, 36795), (585, 31889), (669, 27885), (715, 26091), (845, 22077), (1115, 16731), (1287, 14495), (1521, 12265), (1859, 10035), (2007, 9295), (2145, 8697), (2453, 7605), (2535, 7359), (2899, 6435), (3345, 5577)]