18564984

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{1409}}^1$

素因数の和:1485

約数の個数: 64

約数和(自身を含む): 52452000

約数和(自身を除く): 33887016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 183, 216, 244, 366, 488, 549, 732, 1098, 1409, 1464, 1647, 2196, 2818, 3294, 4227, 4392, 5636, 6588, 8454, 11272, 12681, 13176, 16908, 25362, 33816, 38043, 50724, 76086, 85949, 101448, 152172, 171898, 257847, 304344, 343796, 515694, 687592, 773541, 1031388, 1547082, 2062776, 2320623, 3094164, 4641246, 6188328, 9282492, 18564984]

約数ペア:

[(1, 18564984), (2, 9282492), (3, 6188328), (4, 4641246), (6, 3094164), (8, 2320623), (9, 2062776), (12, 1547082), (18, 1031388), (24, 773541), (27, 687592), (36, 515694), (54, 343796), (61, 304344), (72, 257847), (108, 171898), (122, 152172), (183, 101448), (216, 85949), (244, 76086), (366, 50724), (488, 38043), (549, 33816), (732, 25362), (1098, 16908), (1409, 13176), (1464, 12681), (1647, 11272), (2196, 8454), (2818, 6588), (3294, 5636), (4227, 4392)]