19720581608

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{929}}^1\times {\mathrm{2243}}^1$

素因数の和:3211

約数の個数: 96

約数和(自身を含む): 45828763200

約数和(自身を除く): 26108181592

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 929, 1183, 1352, 1858, 2243, 2366, 3716, 4486, 4732, 6503, 7432, 8972, 9464, 12077, 13006, 15701, 17944, 24154, 26012, 29159, 31402, 48308, 52024, 58318, 62804, 84539, 96616, 116636, 125608, 157001, 169078, 204113, 233272, 314002, 338156, 379067, 408226, 628004, 676312, 758134, 816452, 1099007, 1256008, 1516268, 1632904, 2083747, 2198014, 2653469, 3032536, 4167494, 4396028, 5306938, 8334988, 8792056, 10613876, 14586229, 16669976, 21227752, 27088711, 29172458, 54177422, 58344916, 108354844, 116689832, 189620977, 216709688, 352153243, 379241954, 704306486, 758483908, 1408612972, 1516967816, 2465072701, 2817225944, 4930145402, 9860290804, 19720581608]

約数ペア:

[(1, 19720581608), (2, 9860290804), (4, 4930145402), (7, 2817225944), (8, 2465072701), (13, 1516967816), (14, 1408612972), (26, 758483908), (28, 704306486), (52, 379241954), (56, 352153243), (91, 216709688), (104, 189620977), (169, 116689832), (182, 108354844), (338, 58344916), (364, 54177422), (676, 29172458), (728, 27088711), (929, 21227752), (1183, 16669976), (1352, 14586229), (1858, 10613876), (2243, 8792056), (2366, 8334988), (3716, 5306938), (4486, 4396028), (4732, 4167494), (6503, 3032536), (7432, 2653469), (8972, 2198014), (9464, 2083747), (12077, 1632904), (13006, 1516268), (15701, 1256008), (17944, 1099007), (24154, 816452), (26012, 758134), (29159, 676312), (31402, 628004), (48308, 408226), (52024, 379067), (58318, 338156), (62804, 314002), (84539, 233272), (96616, 204113), (116636, 169078), (125608, 157001)]