20147012248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{431}}^1\times {\mathrm{1877}}^1$

素因数の和:2608

約数の個数: 64

約数和(自身を含む): 41473451520

約数和(自身を除く): 21326439272

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 283, 431, 566, 862, 1132, 1724, 1877, 2264, 3113, 3448, 3754, 4741, 6226, 7508, 9482, 12452, 15016, 18964, 20647, 24904, 37928, 41294, 82588, 121973, 165176, 243946, 487892, 531191, 808987, 975784, 1062382, 1341703, 1617974, 2124764, 2683406, 3235948, 4249528, 5366812, 5843101, 6471896, 8898857, 10733624, 11686202, 17797714, 23372404, 35595428, 46744808, 71190856, 228943321, 457886642, 915773284, 1831546568, 2518376531, 5036753062, 10073506124, 20147012248]

約数ペア:

[(1, 20147012248), (2, 10073506124), (4, 5036753062), (8, 2518376531), (11, 1831546568), (22, 915773284), (44, 457886642), (88, 228943321), (283, 71190856), (431, 46744808), (566, 35595428), (862, 23372404), (1132, 17797714), (1724, 11686202), (1877, 10733624), (2264, 8898857), (3113, 6471896), (3448, 5843101), (3754, 5366812), (4741, 4249528), (6226, 3235948), (7508, 2683406), (9482, 2124764), (12452, 1617974), (15016, 1341703), (18964, 1062382), (20647, 975784), (24904, 808987), (37928, 531191), (41294, 487892), (82588, 243946), (121973, 165176)]