20994402

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{24469}}^1$

素因数の和:24498

約数の個数: 32

約数和(自身を含む): 49331520

約数和(自身を除く): 28337118

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 24469, 48938, 73407, 146814, 269159, 318097, 538318, 636194, 807477, 954291, 1614954, 1908582, 3499067, 6998134, 10497201, 20994402]

約数ペア:

[(1, 20994402), (2, 10497201), (3, 6998134), (6, 3499067), (11, 1908582), (13, 1614954), (22, 954291), (26, 807477), (33, 636194), (39, 538318), (66, 318097), (78, 269159), (143, 146814), (286, 73407), (429, 48938), (858, 24469)]