19127031

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2671}}^1$

素因数の和:2723

約数の個数: 32

約数和(自身を含む): 32833536

約数和(自身を除く): 13706505

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 2671, 7161, 8013, 18697, 29381, 56091, 82801, 88143, 205667, 248403, 579607, 617001, 910811, 1738821, 2732433, 6375677, 19127031]

約数ペア:

[(1, 19127031), (3, 6375677), (7, 2732433), (11, 1738821), (21, 910811), (31, 617001), (33, 579607), (77, 248403), (93, 205667), (217, 88143), (231, 82801), (341, 56091), (651, 29381), (1023, 18697), (2387, 8013), (2671, 7161)]