19933384

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1423}}^1$

素因数の和:1549

約数の個数: 32

約数和(自身を含む): 39985920

約数和(自身を除く): 20052536

約数列:

[1, 2, 4, 8, 17, 34, 68, 103, 136, 206, 412, 824, 1423, 1751, 2846, 3502, 5692, 7004, 11384, 14008, 24191, 48382, 96764, 146569, 193528, 293138, 586276, 1172552, 2491673, 4983346, 9966692, 19933384]

約数ペア:

[(1, 19933384), (2, 9966692), (4, 4983346), (8, 2491673), (17, 1172552), (34, 586276), (68, 293138), (103, 193528), (136, 146569), (206, 96764), (412, 48382), (824, 24191), (1423, 14008), (1751, 11384), (2846, 7004), (3502, 5692)]