20732568

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^3\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 64

約数和(自身を含む): 54950400

約数和(自身を除く): 34217832

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 71, 92, 138, 142, 184, 213, 276, 284, 426, 529, 552, 568, 852, 1058, 1587, 1633, 1704, 2116, 3174, 3266, 4232, 4899, 6348, 6532, 9798, 12167, 12696, 13064, 19596, 24334, 36501, 37559, 39192, 48668, 73002, 75118, 97336, 112677, 146004, 150236, 225354, 292008, 300472, 450708, 863857, 901416, 1727714, 2591571, 3455428, 5183142, 6910856, 10366284, 20732568]

約数ペア:

[(1, 20732568), (2, 10366284), (3, 6910856), (4, 5183142), (6, 3455428), (8, 2591571), (12, 1727714), (23, 901416), (24, 863857), (46, 450708), (69, 300472), (71, 292008), (92, 225354), (138, 150236), (142, 146004), (184, 112677), (213, 97336), (276, 75118), (284, 73002), (426, 48668), (529, 39192), (552, 37559), (568, 36501), (852, 24334), (1058, 19596), (1587, 13064), (1633, 12696), (1704, 12167), (2116, 9798), (3174, 6532), (3266, 6348), (4232, 4899)]