20807846724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{371383}}^1$

素因数の和:371449

約数の個数: 96

約数和(自身を含む): 59896811520

約数和(自身を除く): 39088964796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 29, 42, 46, 58, 69, 84, 87, 92, 116, 138, 161, 174, 203, 276, 322, 348, 406, 483, 609, 644, 667, 812, 966, 1218, 1334, 1932, 2001, 2436, 2668, 4002, 4669, 8004, 9338, 14007, 18676, 28014, 56028, 371383, 742766, 1114149, 1485532, 2228298, 2599681, 4456596, 5199362, 7799043, 8541809, 10398724, 10770107, 15598086, 17083618, 21540214, 25625427, 31196172, 32310321, 34167236, 43080428, 51250854, 59792663, 64620642, 75390749, 102501708, 119585326, 129241284, 150781498, 179377989, 226172247, 239170652, 247712461, 301562996, 358755978, 452344494, 495424922, 717511956, 743137383, 904688988, 990849844, 1486274766, 1733987227, 2972549532, 3467974454, 5201961681, 6935948908, 10403923362, 20807846724]

約数ペア:

[(1, 20807846724), (2, 10403923362), (3, 6935948908), (4, 5201961681), (6, 3467974454), (7, 2972549532), (12, 1733987227), (14, 1486274766), (21, 990849844), (23, 904688988), (28, 743137383), (29, 717511956), (42, 495424922), (46, 452344494), (58, 358755978), (69, 301562996), (84, 247712461), (87, 239170652), (92, 226172247), (116, 179377989), (138, 150781498), (161, 129241284), (174, 119585326), (203, 102501708), (276, 75390749), (322, 64620642), (348, 59792663), (406, 51250854), (483, 43080428), (609, 34167236), (644, 32310321), (667, 31196172), (812, 25625427), (966, 21540214), (1218, 17083618), (1334, 15598086), (1932, 10770107), (2001, 10398724), (2436, 8541809), (2668, 7799043), (4002, 5199362), (4669, 4456596), (8004, 2599681), (9338, 2228298), (14007, 1485532), (18676, 1114149), (28014, 742766), (56028, 371383)]