20403201414

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2520781}}^1$

素因数の和:2520876

約数の個数: 32

約数和(自身を含む): 43559112960

約数和(自身を除く): 23155911546

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 213, 426, 1349, 2698, 4047, 8094, 2520781, 5041562, 7562343, 15124686, 47894839, 95789678, 143684517, 178975451, 287369034, 357950902, 536926353, 1073852706, 3400533569, 6801067138, 10201600707, 20403201414]

約数ペア:

[(1, 20403201414), (2, 10201600707), (3, 6801067138), (6, 3400533569), (19, 1073852706), (38, 536926353), (57, 357950902), (71, 287369034), (114, 178975451), (142, 143684517), (213, 95789678), (426, 47894839), (1349, 15124686), (2698, 7562343), (4047, 5041562), (8094, 2520781)]