18778272

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{4549}}^1$

素因数の和:4605

約数の個数: 48

約数和(自身を含む): 50450400

約数和(自身を除く): 31672128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 86, 96, 129, 172, 258, 344, 516, 688, 1032, 1376, 2064, 4128, 4549, 9098, 13647, 18196, 27294, 36392, 54588, 72784, 109176, 145568, 195607, 218352, 391214, 436704, 586821, 782428, 1173642, 1564856, 2347284, 3129712, 4694568, 6259424, 9389136, 18778272]

約数ペア:

[(1, 18778272), (2, 9389136), (3, 6259424), (4, 4694568), (6, 3129712), (8, 2347284), (12, 1564856), (16, 1173642), (24, 782428), (32, 586821), (43, 436704), (48, 391214), (86, 218352), (96, 195607), (129, 145568), (172, 109176), (258, 72784), (344, 54588), (516, 36392), (688, 27294), (1032, 18196), (1376, 13647), (2064, 9098), (4128, 4549)]