20653932

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3079}}^1$

素因数の和:3142

約数の個数: 48

約数和(自身を含む): 53123840

約数和(自身を除く): 32469908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 3079, 3354, 6158, 6708, 9237, 12316, 18474, 36948, 40027, 80054, 120081, 132397, 160108, 240162, 264794, 397191, 480324, 529588, 794382, 1588764, 1721161, 3442322, 5163483, 6884644, 10326966, 20653932]

約数ペア:

[(1, 20653932), (2, 10326966), (3, 6884644), (4, 5163483), (6, 3442322), (12, 1721161), (13, 1588764), (26, 794382), (39, 529588), (43, 480324), (52, 397191), (78, 264794), (86, 240162), (129, 160108), (156, 132397), (172, 120081), (258, 80054), (516, 40027), (559, 36948), (1118, 18474), (1677, 12316), (2236, 9237), (3079, 6708), (3354, 6158)]