20667104

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37991}}^1$

素因数の和:38018

約数の個数: 24

約数和(自身を含む): 43082928

約数和(自身を除く): 22415824

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 37991, 75982, 151964, 303928, 607856, 645847, 1215712, 1291694, 2583388, 5166776, 10333552, 20667104]

約数ペア:

[(1, 20667104), (2, 10333552), (4, 5166776), (8, 2583388), (16, 1291694), (17, 1215712), (32, 645847), (34, 607856), (68, 303928), (136, 151964), (272, 75982), (544, 37991)]