19399912

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18233}}^1$

素因数の和:18265

約数の個数: 32

約数和(自身を含む): 43761600

約数和(自身を除く): 24361688

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18233, 36466, 72932, 127631, 145864, 255262, 346427, 510524, 692854, 1021048, 1385708, 2424989, 2771416, 4849978, 9699956, 19399912]

約数ペア:

[(1, 19399912), (2, 9699956), (4, 4849978), (7, 2771416), (8, 2424989), (14, 1385708), (19, 1021048), (28, 692854), (38, 510524), (56, 346427), (76, 255262), (133, 145864), (152, 127631), (266, 72932), (532, 36466), (1064, 18233)]