19731376

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5683}}^1$

素因数の和:5729

約数の個数: 40

約数和(自身を含む): 45108224

約数和(自身を除く): 25376848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5683, 11366, 22732, 39781, 45464, 79562, 90928, 159124, 176173, 318248, 352346, 636496, 704692, 1233211, 1409384, 2466422, 2818768, 4932844, 9865688, 19731376]

約数ペア:

[(1, 19731376), (2, 9865688), (4, 4932844), (7, 2818768), (8, 2466422), (14, 1409384), (16, 1233211), (28, 704692), (31, 636496), (56, 352346), (62, 318248), (112, 176173), (124, 159124), (217, 90928), (248, 79562), (434, 45464), (496, 39781), (868, 22732), (1736, 11366), (3472, 5683)]