20189366548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1741063}}^1$

素因数の和:1741303

約数の個数: 24

約数和(自身を含む): 38219836928

約数和(自身を除く): 18030470380

約数列:

[1, 2, 4, 13, 26, 52, 223, 446, 892, 2899, 5798, 11596, 1741063, 3482126, 6964252, 22633819, 45267638, 90535276, 388257049, 776514098, 1553028196, 5047341637, 10094683274, 20189366548]

約数ペア:

[(1, 20189366548), (2, 10094683274), (4, 5047341637), (13, 1553028196), (26, 776514098), (52, 388257049), (223, 90535276), (446, 45267638), (892, 22633819), (2899, 6964252), (5798, 3482126), (11596, 1741063)]