18845948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{22543}}^1$

素因数の和:22577

約数の個数: 24

約数和(自身を含む): 37873920

約数和(自身を除く): 19027972

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 22543, 45086, 90172, 247973, 428317, 495946, 856634, 991892, 1713268, 4711487, 9422974, 18845948]

約数ペア:

[(1, 18845948), (2, 9422974), (4, 4711487), (11, 1713268), (19, 991892), (22, 856634), (38, 495946), (44, 428317), (76, 247973), (209, 90172), (418, 45086), (836, 22543)]