20748421532016

素因数分解:

$2^4\times 3^2\times {\mathrm{199}}^1\times {\mathrm{373}}^1\times {\mathrm{1941157}}^1$

素因数の和:1941743

約数の個数: 120

約数和(自身を含む): 58515043215200

約数和(自身を除く): 37766621683184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 199, 373, 398, 597, 746, 796, 1119, 1194, 1492, 1592, 1791, 2238, 2388, 2984, 3184, 3357, 3582, 4476, 4776, 5968, 6714, 7164, 8952, 9552, 13428, 14328, 17904, 26856, 28656, 53712, 74227, 148454, 222681, 296908, 445362, 593816, 668043, 890724, 1187632, 1336086, 1781448, 1941157, 2672172, 3562896, 3882314, 5344344, 5823471, 7764628, 10688688, 11646942, 15529256, 17470413, 23293884, 31058512, 34940826, 46587768, 69881652, 93175536, 139763304, 279526608, 386290243, 724051561, 772580486, 1158870729, 1448103122, 1545160972, 2172154683, 2317741458, 2896206244, 3090321944, 3476612187, 4344309366, 4635482916, 5792412488, 6180643888, 6516464049, 6953224374, 8688618732, 9270965832, 11584824976, 13032928098, 13906448748, 17377237464, 18541931664, 26065856196, 27812897496, 34754474928, 52131712392, 55625794992, 104263424784, 144086260639, 288172521278, 432258781917, 576345042556, 864517563834, 1152690085112, 1296776345751, 1729035127668, 2305380170224, 2593552691502, 3458070255336, 5187105383004, 6916140510672, 10374210766008, 20748421532016]

約数ペア:

[(1, 20748421532016), (2, 10374210766008), (3, 6916140510672), (4, 5187105383004), (6, 3458070255336), (8, 2593552691502), (9, 2305380170224), (12, 1729035127668), (16, 1296776345751), (18, 1152690085112), (24, 864517563834), (36, 576345042556), (48, 432258781917), (72, 288172521278), (144, 144086260639), (199, 104263424784), (373, 55625794992), (398, 52131712392), (597, 34754474928), (746, 27812897496), (796, 26065856196), (1119, 18541931664), (1194, 17377237464), (1492, 13906448748), (1592, 13032928098), (1791, 11584824976), (2238, 9270965832), (2388, 8688618732), (2984, 6953224374), (3184, 6516464049), (3357, 6180643888), (3582, 5792412488), (4476, 4635482916), (4776, 4344309366), (5968, 3476612187), (6714, 3090321944), (7164, 2896206244), (8952, 2317741458), (9552, 2172154683), (13428, 1545160972), (14328, 1448103122), (17904, 1158870729), (26856, 772580486), (28656, 724051561), (53712, 386290243), (74227, 279526608), (148454, 139763304), (222681, 93175536), (296908, 69881652), (445362, 46587768), (593816, 34940826), (668043, 31058512), (890724, 23293884), (1187632, 17470413), (1336086, 15529256), (1781448, 11646942), (1941157, 10688688), (2672172, 7764628), (3562896, 5823471), (3882314, 5344344)]