19357728

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{15511}}^1$

素因数の和:15537

約数の個数: 48

約数和(自身を含む): 54726336

約数和(自身を除く): 35368608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 15511, 31022, 46533, 62044, 93066, 124088, 186132, 201643, 248176, 372264, 403286, 496352, 604929, 744528, 806572, 1209858, 1489056, 1613144, 2419716, 3226288, 4839432, 6452576, 9678864, 19357728]

約数ペア:

[(1, 19357728), (2, 9678864), (3, 6452576), (4, 4839432), (6, 3226288), (8, 2419716), (12, 1613144), (13, 1489056), (16, 1209858), (24, 806572), (26, 744528), (32, 604929), (39, 496352), (48, 403286), (52, 372264), (78, 248176), (96, 201643), (104, 186132), (156, 124088), (208, 93066), (312, 62044), (416, 46533), (624, 31022), (1248, 15511)]