20043452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 41903232

約数和(自身を除く): 21859780

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 67, 134, 143, 268, 286, 523, 572, 737, 871, 1046, 1474, 1742, 2092, 2948, 3484, 5753, 6799, 9581, 11506, 13598, 19162, 23012, 27196, 35041, 38324, 70082, 74789, 140164, 149578, 299156, 385451, 455533, 770902, 911066, 1541804, 1822132, 5010863, 10021726, 20043452]

約数ペア:

[(1, 20043452), (2, 10021726), (4, 5010863), (11, 1822132), (13, 1541804), (22, 911066), (26, 770902), (44, 455533), (52, 385451), (67, 299156), (134, 149578), (143, 140164), (268, 74789), (286, 70082), (523, 38324), (572, 35041), (737, 27196), (871, 23012), (1046, 19162), (1474, 13598), (1742, 11506), (2092, 9581), (2948, 6799), (3484, 5753)]