388208156636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{71943691}}^1$

素因数の和:71943785

約数の個数: 24

約数和(自身を含む): 725192415360

約数和(自身を除く): 336984258724

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5396, 71943691, 143887382, 287774764, 1366930129, 2733860258, 5108002061, 5467720516, 10216004122, 20432008244, 97052039159, 194104078318, 388208156636]

約数ペア:

[(1, 388208156636), (2, 194104078318), (4, 97052039159), (19, 20432008244), (38, 10216004122), (71, 5467720516), (76, 5108002061), (142, 2733860258), (284, 1366930129), (1349, 287774764), (2698, 143887382), (5396, 71943691)]