19900512

素因数分解:

$2^5\times 3^3\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:793

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 40095648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 93, 96, 108, 124, 144, 186, 216, 248, 279, 288, 372, 432, 496, 558, 743, 744, 837, 864, 992, 1116, 1486, 1488, 1674, 2229, 2232, 2972, 2976, 3348, 4458, 4464, 5944, 6687, 6696, 8916, 8928, 11888, 13374, 13392, 17832, 20061, 23033, 23776, 26748, 26784, 35664, 40122, 46066, 53496, 69099, 71328, 80244, 92132, 106992, 138198, 160488, 184264, 207297, 213984, 276396, 320976, 368528, 414594, 552792, 621891, 641952, 737056, 829188, 1105584, 1243782, 1658376, 2211168, 2487564, 3316752, 4975128, 6633504, 9950256, 19900512]

約数ペア:

[(1, 19900512), (2, 9950256), (3, 6633504), (4, 4975128), (6, 3316752), (8, 2487564), (9, 2211168), (12, 1658376), (16, 1243782), (18, 1105584), (24, 829188), (27, 737056), (31, 641952), (32, 621891), (36, 552792), (48, 414594), (54, 368528), (62, 320976), (72, 276396), (93, 213984), (96, 207297), (108, 184264), (124, 160488), (144, 138198), (186, 106992), (216, 92132), (248, 80244), (279, 71328), (288, 69099), (372, 53496), (432, 46066), (496, 40122), (558, 35664), (743, 26784), (744, 26748), (837, 23776), (864, 23033), (992, 20061), (1116, 17832), (1486, 13392), (1488, 13374), (1674, 11888), (2229, 8928), (2232, 8916), (2972, 6696), (2976, 6687), (3348, 5944), (4458, 4464)]