19499888

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{32939}}^1$

素因数の和:32984

約数の個数: 20

約数和(自身を含む): 38803320

約数和(自身を除く): 19303432

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 32939, 65878, 131756, 263512, 527024, 1218743, 2437486, 4874972, 9749944, 19499888]

約数ペア:

[(1, 19499888), (2, 9749944), (4, 4874972), (8, 2437486), (16, 1218743), (37, 527024), (74, 263512), (148, 131756), (296, 65878), (592, 32939)]