20161753444

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2508929}}^1$

素因数の和:2508988

約数の個数: 36

約数和(自身を含む): 42044648940

約数和(自身を除く): 21882895496

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 4018, 8036, 2508929, 5017858, 10035716, 17562503, 35125006, 70250012, 102866089, 122937521, 205732178, 245875042, 411464356, 491750084, 720062623, 1440125246, 2880250492, 5040438361, 10080876722, 20161753444]

約数ペア:

[(1, 20161753444), (2, 10080876722), (4, 5040438361), (7, 2880250492), (14, 1440125246), (28, 720062623), (41, 491750084), (49, 411464356), (82, 245875042), (98, 205732178), (164, 122937521), (196, 102866089), (287, 70250012), (574, 35125006), (1148, 17562503), (2009, 10035716), (4018, 5017858), (8036, 2508929)]