18849406

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1237}}^1$

素因数の和:1659

約数の個数: 16

約数和(自身を含む): 29860560

約数和(自身を除く): 11011154

約数列:

[1, 2, 19, 38, 401, 802, 1237, 2474, 7619, 15238, 23503, 47006, 496037, 992074, 9424703, 18849406]

約数ペア:

[(1, 18849406), (2, 9424703), (19, 992074), (38, 496037), (401, 47006), (802, 23503), (1237, 15238), (2474, 7619)]