18520944

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 52413312

約数和(自身を除く): 33892368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 67, 78, 104, 134, 156, 201, 208, 268, 312, 402, 443, 536, 624, 804, 871, 886, 1072, 1329, 1608, 1742, 1772, 2613, 2658, 3216, 3484, 3544, 5226, 5316, 5759, 6968, 7088, 10452, 10632, 11518, 13936, 17277, 20904, 21264, 23036, 29681, 34554, 41808, 46072, 59362, 69108, 89043, 92144, 118724, 138216, 178086, 237448, 276432, 356172, 385853, 474896, 712344, 771706, 1157559, 1424688, 1543412, 2315118, 3086824, 4630236, 6173648, 9260472, 18520944]

約数ペア:

[(1, 18520944), (2, 9260472), (3, 6173648), (4, 4630236), (6, 3086824), (8, 2315118), (12, 1543412), (13, 1424688), (16, 1157559), (24, 771706), (26, 712344), (39, 474896), (48, 385853), (52, 356172), (67, 276432), (78, 237448), (104, 178086), (134, 138216), (156, 118724), (201, 92144), (208, 89043), (268, 69108), (312, 59362), (402, 46072), (443, 41808), (536, 34554), (624, 29681), (804, 23036), (871, 21264), (886, 20904), (1072, 17277), (1329, 13936), (1608, 11518), (1742, 10632), (1772, 10452), (2613, 7088), (2658, 6968), (3216, 5759), (3484, 5316), (3544, 5226)]