20173908972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{3137}}^1\times {\mathrm{10937}}^1$

素因数の和:14095

約数の個数: 72

約数和(自身を含む): 54780216624

約数和(自身を除く): 34606307652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 3137, 6274, 9411, 10937, 12548, 18822, 21874, 21959, 32811, 37644, 43748, 43918, 65622, 65877, 76559, 87836, 131244, 131754, 153118, 153713, 229677, 263508, 306236, 307426, 459354, 461139, 535913, 614852, 918708, 922278, 1071826, 1607739, 1844556, 2143652, 3215478, 6430956, 34309369, 68618738, 102928107, 137237476, 205856214, 240165583, 411712428, 480331166, 720496749, 960662332, 1440993498, 1681159081, 2881986996, 3362318162, 5043477243, 6724636324, 10086954486, 20173908972]

約数ペア:

[(1, 20173908972), (2, 10086954486), (3, 6724636324), (4, 5043477243), (6, 3362318162), (7, 2881986996), (12, 1681159081), (14, 1440993498), (21, 960662332), (28, 720496749), (42, 480331166), (49, 411712428), (84, 240165583), (98, 205856214), (147, 137237476), (196, 102928107), (294, 68618738), (588, 34309369), (3137, 6430956), (6274, 3215478), (9411, 2143652), (10937, 1844556), (12548, 1607739), (18822, 1071826), (21874, 922278), (21959, 918708), (32811, 614852), (37644, 535913), (43748, 461139), (43918, 459354), (65622, 307426), (65877, 306236), (76559, 263508), (87836, 229677), (131244, 153713), (131754, 153118)]