20227940816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1741}}^1\times {\mathrm{38219}}^1$

素因数の和:39987

約数の個数: 40

約数和(自身を含む): 41279128800

約数和(自身を除く): 21051187984

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1741, 3482, 6964, 13928, 27856, 33079, 38219, 66158, 76438, 132316, 152876, 264632, 305752, 529264, 611504, 726161, 1452322, 2904644, 5809288, 11618576, 66539279, 133078558, 266157116, 532314232, 1064628464, 1264246301, 2528492602, 5056985204, 10113970408, 20227940816]

約数ペア:

[(1, 20227940816), (2, 10113970408), (4, 5056985204), (8, 2528492602), (16, 1264246301), (19, 1064628464), (38, 532314232), (76, 266157116), (152, 133078558), (304, 66539279), (1741, 11618576), (3482, 5809288), (6964, 2904644), (13928, 1452322), (27856, 726161), (33079, 611504), (38219, 529264), (66158, 305752), (76438, 264632), (132316, 152876)]