219399518

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{38183}}^1$

素因数の和:38228

約数の個数: 24

約数和(自身を含む): 377334288

約数和(自身を除く): 157934770

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 5746, 38183, 76366, 496379, 649111, 992758, 1298222, 6452927, 8438443, 12905854, 16876886, 109699759, 219399518]

約数ペア:

[(1, 219399518), (2, 109699759), (13, 16876886), (17, 12905854), (26, 8438443), (34, 6452927), (169, 1298222), (221, 992758), (338, 649111), (442, 496379), (2873, 76366), (5746, 38183)]