20122072048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{719}}^1\times {\mathrm{857}}^1$

素因数の和:1754

約数の個数: 80

約数和(自身を含む): 42361038720

約数和(自身を除く): 22238966672

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 208, 314, 628, 719, 857, 1256, 1438, 1714, 2041, 2512, 2876, 3428, 4082, 5752, 6856, 8164, 9347, 11141, 11504, 13712, 16328, 18694, 22282, 32656, 37388, 44564, 74776, 89128, 112883, 134549, 149552, 178256, 225766, 269098, 451532, 538196, 616183, 903064, 1076392, 1232366, 1467479, 1749137, 1806128, 2152784, 2464732, 2934958, 3498274, 4929464, 5869916, 6996548, 8010379, 9858928, 11739832, 13993096, 16020758, 23479664, 27986192, 32041516, 64083032, 96740731, 128166064, 193481462, 386962924, 773925848, 1257629503, 1547851696, 2515259006, 5030518012, 10061036024, 20122072048]

約数ペア:

[(1, 20122072048), (2, 10061036024), (4, 5030518012), (8, 2515259006), (13, 1547851696), (16, 1257629503), (26, 773925848), (52, 386962924), (104, 193481462), (157, 128166064), (208, 96740731), (314, 64083032), (628, 32041516), (719, 27986192), (857, 23479664), (1256, 16020758), (1438, 13993096), (1714, 11739832), (2041, 9858928), (2512, 8010379), (2876, 6996548), (3428, 5869916), (4082, 4929464), (5752, 3498274), (6856, 2934958), (8164, 2464732), (9347, 2152784), (11141, 1806128), (11504, 1749137), (13712, 1467479), (16328, 1232366), (18694, 1076392), (22282, 903064), (32656, 616183), (37388, 538196), (44564, 451532), (74776, 269098), (89128, 225766), (112883, 178256), (134549, 149552)]