19934616

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{353}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 54119520

約数和(自身を除く): 34184904

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 181, 312, 353, 362, 543, 706, 724, 1059, 1086, 1412, 1448, 2118, 2172, 2353, 2824, 4236, 4344, 4589, 4706, 7059, 8472, 9178, 9412, 13767, 14118, 18356, 18824, 27534, 28236, 36712, 55068, 56472, 63893, 110136, 127786, 191679, 255572, 383358, 511144, 766716, 830609, 1533432, 1661218, 2491827, 3322436, 4983654, 6644872, 9967308, 19934616]

約数ペア:

[(1, 19934616), (2, 9967308), (3, 6644872), (4, 4983654), (6, 3322436), (8, 2491827), (12, 1661218), (13, 1533432), (24, 830609), (26, 766716), (39, 511144), (52, 383358), (78, 255572), (104, 191679), (156, 127786), (181, 110136), (312, 63893), (353, 56472), (362, 55068), (543, 36712), (706, 28236), (724, 27534), (1059, 18824), (1086, 18356), (1412, 14118), (1448, 13767), (2118, 9412), (2172, 9178), (2353, 8472), (2824, 7059), (4236, 4706), (4344, 4589)]