20534648

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{2671}}^1$

素因数の和:2739

約数の個数: 24

約数和(自身を含む): 39799440

約数和(自身を除く): 19264792

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 961, 1922, 2671, 3844, 5342, 7688, 10684, 21368, 82801, 165602, 331204, 662408, 2566831, 5133662, 10267324, 20534648]

約数ペア:

[(1, 20534648), (2, 10267324), (4, 5133662), (8, 2566831), (31, 662408), (62, 331204), (124, 165602), (248, 82801), (961, 21368), (1922, 10684), (2671, 7688), (3844, 5342)]