71923489808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{236590427}}^1$

素因数の和:236590454

約数の個数: 20

約数和(自身を含む): 146686065360

約数和(自身を除く): 74762575552

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 236590427, 473180854, 946361708, 1892723416, 3785446832, 4495218113, 8990436226, 17980872452, 35961744904, 71923489808]

約数ペア:

[(1, 71923489808), (2, 35961744904), (4, 17980872452), (8, 8990436226), (16, 4495218113), (19, 3785446832), (38, 1892723416), (76, 946361708), (152, 473180854), (304, 236590427)]