20883390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{523}}^1$

素因数の和:566

約数の個数: 64

約数和(自身を含む): 55233792

約数和(自身を除く): 34350402

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 523, 605, 726, 1046, 1210, 1331, 1569, 1815, 2615, 2662, 3138, 3630, 3993, 5230, 5753, 6655, 7845, 7986, 11506, 13310, 15690, 17259, 19965, 28765, 34518, 39930, 57530, 63283, 86295, 126566, 172590, 189849, 316415, 379698, 632830, 696113, 949245, 1392226, 1898490, 2088339, 3480565, 4176678, 6961130, 10441695, 20883390]

約数ペア:

[(1, 20883390), (2, 10441695), (3, 6961130), (5, 4176678), (6, 3480565), (10, 2088339), (11, 1898490), (15, 1392226), (22, 949245), (30, 696113), (33, 632830), (55, 379698), (66, 316415), (110, 189849), (121, 172590), (165, 126566), (242, 86295), (330, 63283), (363, 57530), (523, 39930), (605, 34518), (726, 28765), (1046, 19965), (1210, 17259), (1331, 15690), (1569, 13310), (1815, 11506), (2615, 7986), (2662, 7845), (3138, 6655), (3630, 5753), (3993, 5230)]