19828856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{683}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 19569544

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 191, 382, 683, 764, 1366, 1528, 2732, 3629, 5464, 7258, 12977, 14516, 25954, 29032, 51908, 103816, 130453, 260906, 521812, 1043624, 2478607, 4957214, 9914428, 19828856]

約数ペア:

[(1, 19828856), (2, 9914428), (4, 4957214), (8, 2478607), (19, 1043624), (38, 521812), (76, 260906), (152, 130453), (191, 103816), (382, 51908), (683, 29032), (764, 25954), (1366, 14516), (1528, 12977), (2732, 7258), (3629, 5464)]