397157038

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{14867}}^1$

素因数の和:14944

約数の個数: 24

約数和(自身を含む): 645776712

約数和(自身を除く): 248619674

約数列:

[1, 2, 19, 37, 38, 74, 361, 703, 722, 1406, 13357, 14867, 26714, 29734, 282473, 550079, 564946, 1100158, 5366987, 10451501, 10733974, 20903002, 198578519, 397157038]

約数ペア:

[(1, 397157038), (2, 198578519), (19, 20903002), (37, 10733974), (38, 10451501), (74, 5366987), (361, 1100158), (703, 564946), (722, 550079), (1406, 282473), (13357, 29734), (14867, 26714)]