18772192020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{479}}^1\times {\mathrm{1597}}^1$

素因数の和:2497

約数の個数: 96

約数和(自身を含む): 52833715200

約数和(自身を除く): 34061523180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 479, 818, 958, 1227, 1437, 1597, 1636, 1916, 2045, 2395, 2454, 2874, 3194, 4090, 4790, 4791, 4908, 5748, 6135, 6388, 7185, 7985, 8180, 9580, 9582, 12270, 14370, 15970, 19164, 23955, 24540, 28740, 31940, 47910, 95820, 195911, 391822, 587733, 653173, 764963, 783644, 979555, 1175466, 1306346, 1529926, 1959110, 1959519, 2294889, 2350932, 2612692, 2938665, 3059852, 3265865, 3824815, 3918220, 3919038, 4589778, 5877330, 6531730, 7649630, 7838076, 9179556, 9797595, 11474445, 11754660, 13063460, 15299260, 19595190, 22948890, 39190380, 45897780, 312869867, 625739734, 938609601, 1251479468, 1564349335, 1877219202, 3128698670, 3754438404, 4693048005, 6257397340, 9386096010, 18772192020]

約数ペア:

[(1, 18772192020), (2, 9386096010), (3, 6257397340), (4, 4693048005), (5, 3754438404), (6, 3128698670), (10, 1877219202), (12, 1564349335), (15, 1251479468), (20, 938609601), (30, 625739734), (60, 312869867), (409, 45897780), (479, 39190380), (818, 22948890), (958, 19595190), (1227, 15299260), (1437, 13063460), (1597, 11754660), (1636, 11474445), (1916, 9797595), (2045, 9179556), (2395, 7838076), (2454, 7649630), (2874, 6531730), (3194, 5877330), (4090, 4589778), (4790, 3919038), (4791, 3918220), (4908, 3824815), (5748, 3265865), (6135, 3059852), (6388, 2938665), (7185, 2612692), (7985, 2350932), (8180, 2294889), (9580, 1959519), (9582, 1959110), (12270, 1529926), (14370, 1306346), (15970, 1175466), (19164, 979555), (23955, 783644), (24540, 764963), (28740, 653173), (31940, 587733), (47910, 391822), (95820, 195911)]