19141213

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 24259200

約数和(自身を除く): 5117987

約数列:

[1, 7, 13, 49, 91, 151, 199, 637, 1057, 1393, 1963, 2587, 7399, 9751, 13741, 18109, 30049, 96187, 126763, 210343, 390637, 1472401, 2734459, 19141213]

約数ペア:

[(1, 19141213), (7, 2734459), (13, 1472401), (49, 390637), (91, 210343), (151, 126763), (199, 96187), (637, 30049), (1057, 18109), (1393, 13741), (1963, 9751), (2587, 7399)]