18975572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61609}}^1$

素因数の和:61631

約数の個数: 24

約数和(自身を含む): 41401920

約数和(自身を除く): 22426348

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 61609, 123218, 246436, 431263, 677699, 862526, 1355398, 1725052, 2710796, 4743893, 9487786, 18975572]

約数ペア:

[(1, 18975572), (2, 9487786), (4, 4743893), (7, 2710796), (11, 1725052), (14, 1355398), (22, 862526), (28, 677699), (44, 431263), (77, 246436), (154, 123218), (308, 61609)]