19388988

素因数分解:

$2^2\times 3^2\times {\mathrm{317}}^1\times {\mathrm{1699}}^1$

素因数の和:2026

約数の個数: 36

約数和(自身を含む): 49194600

約数和(自身を除く): 29805612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 317, 634, 951, 1268, 1699, 1902, 2853, 3398, 3804, 5097, 5706, 6796, 10194, 11412, 15291, 20388, 30582, 61164, 538583, 1077166, 1615749, 2154332, 3231498, 4847247, 6462996, 9694494, 19388988]

約数ペア:

[(1, 19388988), (2, 9694494), (3, 6462996), (4, 4847247), (6, 3231498), (9, 2154332), (12, 1615749), (18, 1077166), (36, 538583), (317, 61164), (634, 30582), (951, 20388), (1268, 15291), (1699, 11412), (1902, 10194), (2853, 6796), (3398, 5706), (3804, 5097)]