20049829576

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{129769}}^1$

素因数の和:129902

約数の個数: 64

約数和(自身を含む): 44848512000

約数和(自身を除く): 24798682424

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 89, 124, 178, 217, 248, 356, 434, 623, 712, 868, 1246, 1736, 2492, 2759, 4984, 5518, 11036, 19313, 22072, 38626, 77252, 129769, 154504, 259538, 519076, 908383, 1038152, 1816766, 3633532, 4022839, 7267064, 8045678, 11549441, 16091356, 23098882, 28159873, 32182712, 46197764, 56319746, 80846087, 92395528, 112639492, 161692174, 225278984, 323384348, 358032671, 646768696, 716065342, 1432130684, 2506228697, 2864261368, 5012457394, 10024914788, 20049829576]

約数ペア:

[(1, 20049829576), (2, 10024914788), (4, 5012457394), (7, 2864261368), (8, 2506228697), (14, 1432130684), (28, 716065342), (31, 646768696), (56, 358032671), (62, 323384348), (89, 225278984), (124, 161692174), (178, 112639492), (217, 92395528), (248, 80846087), (356, 56319746), (434, 46197764), (623, 32182712), (712, 28159873), (868, 23098882), (1246, 16091356), (1736, 11549441), (2492, 8045678), (2759, 7267064), (4984, 4022839), (5518, 3633532), (11036, 1816766), (19313, 1038152), (22072, 908383), (38626, 519076), (77252, 259538), (129769, 154504)]