19894656

素因数分解:

$2^7\times 3^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 53464320

約数和(自身を除く): 33569664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 128, 192, 206, 309, 384, 412, 503, 618, 824, 1006, 1236, 1509, 1648, 2012, 2472, 3018, 3296, 4024, 4944, 6036, 6592, 8048, 9888, 12072, 13184, 16096, 19776, 24144, 32192, 39552, 48288, 51809, 64384, 96576, 103618, 155427, 193152, 207236, 310854, 414472, 621708, 828944, 1243416, 1657888, 2486832, 3315776, 4973664, 6631552, 9947328, 19894656]

約数ペア:

[(1, 19894656), (2, 9947328), (3, 6631552), (4, 4973664), (6, 3315776), (8, 2486832), (12, 1657888), (16, 1243416), (24, 828944), (32, 621708), (48, 414472), (64, 310854), (96, 207236), (103, 193152), (128, 155427), (192, 103618), (206, 96576), (309, 64384), (384, 51809), (412, 48288), (503, 39552), (618, 32192), (824, 24144), (1006, 19776), (1236, 16096), (1509, 13184), (1648, 12072), (2012, 9888), (2472, 8048), (3018, 6592), (3296, 6036), (4024, 4944)]