19068016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6373}}^1$

素因数の和:6409

約数の個数: 40

約数和(自身を含む): 42680304

約数和(自身を除く): 23612288

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 6373, 12746, 25492, 50984, 70103, 101968, 108341, 140206, 216682, 280412, 433364, 560824, 866728, 1121648, 1191751, 1733456, 2383502, 4767004, 9534008, 19068016]

約数ペア:

[(1, 19068016), (2, 9534008), (4, 4767004), (8, 2383502), (11, 1733456), (16, 1191751), (17, 1121648), (22, 866728), (34, 560824), (44, 433364), (68, 280412), (88, 216682), (136, 140206), (176, 108341), (187, 101968), (272, 70103), (374, 50984), (748, 25492), (1496, 12746), (2992, 6373)]