20139016

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{397}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 40190040

約数和(自身を除く): 20051024

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 373, 397, 746, 794, 1492, 1588, 2984, 3176, 6341, 6749, 12682, 13498, 25364, 26996, 50728, 53992, 148081, 296162, 592324, 1184648, 2517377, 5034754, 10069508, 20139016]

約数ペア:

[(1, 20139016), (2, 10069508), (4, 5034754), (8, 2517377), (17, 1184648), (34, 592324), (68, 296162), (136, 148081), (373, 53992), (397, 50728), (746, 26996), (794, 25364), (1492, 13498), (1588, 12682), (2984, 6749), (3176, 6341)]