20213112172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{3461}}^1$

素因数の和:3727

約数の個数: 96

約数和(自身を含む): 41876352000

約数和(自身を除く): 21663239828

約数列:

[1, 2, 4, 11, 22, 23, 29, 44, 46, 58, 92, 116, 199, 253, 319, 398, 506, 638, 667, 796, 1012, 1276, 1334, 2189, 2668, 3461, 4378, 4577, 5771, 6922, 7337, 8756, 9154, 11542, 13844, 14674, 18308, 23084, 29348, 38071, 50347, 63481, 76142, 79603, 100369, 100694, 126962, 132733, 152284, 159206, 200738, 201388, 253924, 265466, 318412, 401476, 530932, 688739, 875633, 1104059, 1377478, 1460063, 1751266, 2208118, 2308487, 2754956, 2920126, 3502532, 4416236, 4616974, 5840252, 7576129, 9233948, 15152258, 15840997, 19973431, 25393357, 30304516, 31681994, 39946862, 50786714, 63363988, 79893724, 101573428, 174250967, 219707741, 348501934, 439415482, 459388913, 697003868, 878830964, 918777826, 1837555652, 5053278043, 10106556086, 20213112172]

約数ペア:

[(1, 20213112172), (2, 10106556086), (4, 5053278043), (11, 1837555652), (22, 918777826), (23, 878830964), (29, 697003868), (44, 459388913), (46, 439415482), (58, 348501934), (92, 219707741), (116, 174250967), (199, 101573428), (253, 79893724), (319, 63363988), (398, 50786714), (506, 39946862), (638, 31681994), (667, 30304516), (796, 25393357), (1012, 19973431), (1276, 15840997), (1334, 15152258), (2189, 9233948), (2668, 7576129), (3461, 5840252), (4378, 4616974), (4577, 4416236), (5771, 3502532), (6922, 2920126), (7337, 2754956), (8756, 2308487), (9154, 2208118), (11542, 1751266), (13844, 1460063), (14674, 1377478), (18308, 1104059), (23084, 875633), (29348, 688739), (38071, 530932), (50347, 401476), (63481, 318412), (76142, 265466), (79603, 253924), (100369, 201388), (100694, 200738), (126962, 159206), (132733, 152284)]