19175456

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 40483800

約数和(自身を除く): 21308344

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 101, 136, 202, 272, 349, 404, 544, 698, 808, 1396, 1616, 1717, 2792, 3232, 3434, 5584, 5933, 6868, 11168, 11866, 13736, 23732, 27472, 35249, 47464, 54944, 70498, 94928, 140996, 189856, 281992, 563984, 599233, 1127968, 1198466, 2396932, 4793864, 9587728, 19175456]

約数ペア:

[(1, 19175456), (2, 9587728), (4, 4793864), (8, 2396932), (16, 1198466), (17, 1127968), (32, 599233), (34, 563984), (68, 281992), (101, 189856), (136, 140996), (202, 94928), (272, 70498), (349, 54944), (404, 47464), (544, 35249), (698, 27472), (808, 23732), (1396, 13736), (1616, 11866), (1717, 11168), (2792, 6868), (3232, 5933), (3434, 5584)]