19378504

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1601}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 38928600

約数和(自身を除く): 19550096

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 356, 712, 1513, 1601, 3026, 3202, 6052, 6404, 12104, 12808, 27217, 54434, 108868, 142489, 217736, 284978, 569956, 1139912, 2422313, 4844626, 9689252, 19378504]

約数ペア:

[(1, 19378504), (2, 9689252), (4, 4844626), (8, 2422313), (17, 1139912), (34, 569956), (68, 284978), (89, 217736), (136, 142489), (178, 108868), (356, 54434), (712, 27217), (1513, 12808), (1601, 12104), (3026, 6404), (3202, 6052)]