20170461388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2239}}^1\times {\mathrm{2659}}^1$

素因数の和:4931

約数の個数: 72

約数和(自身を含む): 44378163200

約数和(自身を除く): 24207701812

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 2239, 2659, 3388, 4478, 5318, 8956, 10636, 15673, 18613, 24629, 29249, 31346, 37226, 49258, 58498, 62692, 74452, 98516, 116996, 172403, 204743, 270919, 321739, 344806, 409486, 541838, 643478, 689612, 818972, 1083676, 1286956, 1896433, 2252173, 3792866, 4504346, 5953501, 7585732, 9008692, 11907002, 23814004, 41674507, 65488511, 83349014, 130977022, 166698028, 261954044, 458419577, 720373621, 916839154, 1440747242, 1833678308, 2881494484, 5042615347, 10085230694, 20170461388]

約数ペア:

[(1, 20170461388), (2, 10085230694), (4, 5042615347), (7, 2881494484), (11, 1833678308), (14, 1440747242), (22, 916839154), (28, 720373621), (44, 458419577), (77, 261954044), (121, 166698028), (154, 130977022), (242, 83349014), (308, 65488511), (484, 41674507), (847, 23814004), (1694, 11907002), (2239, 9008692), (2659, 7585732), (3388, 5953501), (4478, 4504346), (5318, 3792866), (8956, 2252173), (10636, 1896433), (15673, 1286956), (18613, 1083676), (24629, 818972), (29249, 689612), (31346, 643478), (37226, 541838), (49258, 409486), (58498, 344806), (62692, 321739), (74452, 270919), (98516, 204743), (116996, 172403)]