388478465

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1\times {\mathrm{4013}}^1$

素因数の和:5056

約数の個数: 16

約数和(自身を含む): 491313600

約数和(自身を除く): 102835135

約数列:

[1, 5, 19, 95, 1019, 4013, 5095, 19361, 20065, 76247, 96805, 381235, 4089247, 20446235, 77695693, 388478465]

約数ペア:

[(1, 388478465), (5, 77695693), (19, 20446235), (95, 4089247), (1019, 381235), (4013, 96805), (5095, 76247), (19361, 20065)]