199977982

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1\times {\mathrm{4001}}^1$

素因数の和:4443

約数の個数: 16

約数和(自身を含む): 305336592

約数和(自身を除く): 105358610

約数列:

[1, 2, 67, 134, 373, 746, 4001, 8002, 24991, 49982, 268067, 536134, 1492373, 2984746, 99988991, 199977982]

約数ペア:

[(1, 199977982), (2, 99988991), (67, 2984746), (134, 1492373), (373, 536134), (746, 268067), (4001, 49982), (8002, 24991)]