20147942568

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{13187}}^1$

素因数の和:13351

約数の個数: 128

約数和(自身を含む): 55832716800

約数和(自身を除く): 35684774232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 59, 78, 83, 104, 118, 156, 166, 177, 236, 249, 312, 332, 354, 472, 498, 664, 708, 767, 996, 1079, 1416, 1534, 1992, 2158, 2301, 3068, 3237, 4316, 4602, 4897, 6136, 6474, 8632, 9204, 9794, 12948, 13187, 14691, 18408, 19588, 25896, 26374, 29382, 39176, 39561, 52748, 58764, 63661, 79122, 105496, 117528, 127322, 158244, 171431, 190983, 254644, 316488, 342862, 381966, 509288, 514293, 685724, 763932, 778033, 1028586, 1094521, 1371448, 1527864, 1556066, 2057172, 2189042, 2334099, 3112132, 3283563, 4114344, 4378084, 4668198, 6224264, 6567126, 8756168, 9336396, 10114429, 13134252, 14228773, 18672792, 20228858, 26268504, 28457546, 30343287, 40457716, 42686319, 56915092, 60686574, 64576739, 80915432, 85372638, 113830184, 121373148, 129153478, 170745276, 193730217, 242746296, 258306956, 341490552, 387460434, 516613912, 774920868, 839497607, 1549841736, 1678995214, 2518492821, 3357990428, 5036985642, 6715980856, 10073971284, 20147942568]

約数ペア:

[(1, 20147942568), (2, 10073971284), (3, 6715980856), (4, 5036985642), (6, 3357990428), (8, 2518492821), (12, 1678995214), (13, 1549841736), (24, 839497607), (26, 774920868), (39, 516613912), (52, 387460434), (59, 341490552), (78, 258306956), (83, 242746296), (104, 193730217), (118, 170745276), (156, 129153478), (166, 121373148), (177, 113830184), (236, 85372638), (249, 80915432), (312, 64576739), (332, 60686574), (354, 56915092), (472, 42686319), (498, 40457716), (664, 30343287), (708, 28457546), (767, 26268504), (996, 20228858), (1079, 18672792), (1416, 14228773), (1534, 13134252), (1992, 10114429), (2158, 9336396), (2301, 8756168), (3068, 6567126), (3237, 6224264), (4316, 4668198), (4602, 4378084), (4897, 4114344), (6136, 3283563), (6474, 3112132), (8632, 2334099), (9204, 2189042), (9794, 2057172), (12948, 1556066), (13187, 1527864), (14691, 1371448), (18408, 1094521), (19588, 1028586), (25896, 778033), (26374, 763932), (29382, 685724), (39176, 514293), (39561, 509288), (52748, 381966), (58764, 342862), (63661, 316488), (79122, 254644), (105496, 190983), (117528, 171431), (127322, 158244)]