20155321832

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1332319}}^1$

素因数の和:1332417

約数の個数: 32

約数和(自身を含む): 39649843200

約数和(自身を除く): 19494521368

約数列:

[1, 2, 4, 8, 31, 61, 62, 122, 124, 244, 248, 488, 1891, 3782, 7564, 15128, 1332319, 2664638, 5329276, 10658552, 41301889, 81271459, 82603778, 162542918, 165207556, 325085836, 330415112, 650171672, 2519415229, 5038830458, 10077660916, 20155321832]

約数ペア:

[(1, 20155321832), (2, 10077660916), (4, 5038830458), (8, 2519415229), (31, 650171672), (61, 330415112), (62, 325085836), (122, 165207556), (124, 162542918), (244, 82603778), (248, 81271459), (488, 41301889), (1891, 10658552), (3782, 5329276), (7564, 2664638), (15128, 1332319)]