18854784

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1259}}^1$

素因数の和:1292

約数の個数: 96

約数和(自身を含む): 58476600

約数和(自身を除く): 39621816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 288, 312, 384, 416, 468, 576, 624, 832, 936, 1152, 1248, 1259, 1664, 1872, 2496, 2518, 3744, 3777, 4992, 5036, 7488, 7554, 10072, 11331, 14976, 15108, 16367, 20144, 22662, 30216, 32734, 40288, 45324, 49101, 60432, 65468, 80576, 90648, 98202, 120864, 130936, 147303, 161152, 181296, 196404, 241728, 261872, 294606, 362592, 392808, 483456, 523744, 589212, 725184, 785616, 1047488, 1178424, 1450368, 1571232, 2094976, 2356848, 3142464, 4713696, 6284928, 9427392, 18854784]

約数ペア:

[(1, 18854784), (2, 9427392), (3, 6284928), (4, 4713696), (6, 3142464), (8, 2356848), (9, 2094976), (12, 1571232), (13, 1450368), (16, 1178424), (18, 1047488), (24, 785616), (26, 725184), (32, 589212), (36, 523744), (39, 483456), (48, 392808), (52, 362592), (64, 294606), (72, 261872), (78, 241728), (96, 196404), (104, 181296), (117, 161152), (128, 147303), (144, 130936), (156, 120864), (192, 98202), (208, 90648), (234, 80576), (288, 65468), (312, 60432), (384, 49101), (416, 45324), (468, 40288), (576, 32734), (624, 30216), (832, 22662), (936, 20144), (1152, 16367), (1248, 15108), (1259, 14976), (1664, 11331), (1872, 10072), (2496, 7554), (2518, 7488), (3744, 5036), (3777, 4992)]