38031344

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2729}}^1$

素因数の和:2817

約数の個数: 40

約数和(自身を含む): 80567760

約数和(自身を除く): 42536416

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 2729, 3484, 5458, 6968, 10916, 13936, 21832, 35477, 43664, 70954, 141908, 182843, 283816, 365686, 567632, 731372, 1462744, 2376959, 2925488, 4753918, 9507836, 19015672, 38031344]

約数ペア:

[(1, 38031344), (2, 19015672), (4, 9507836), (8, 4753918), (13, 2925488), (16, 2376959), (26, 1462744), (52, 731372), (67, 567632), (104, 365686), (134, 283816), (208, 182843), (268, 141908), (536, 70954), (871, 43664), (1072, 35477), (1742, 21832), (2729, 13936), (3484, 10916), (5458, 6968)]