20167968996

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{631}}^1\times {\mathrm{18119}}^1$

素因数の和:18774

約数の個数: 108

約数和(自身を含む): 59400694080

約数和(自身を除く): 39232725084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 631, 882, 1262, 1764, 1893, 2524, 3786, 4417, 5679, 7572, 8834, 11358, 13251, 17668, 18119, 22716, 26502, 30919, 36238, 39753, 53004, 54357, 61838, 72476, 79506, 92757, 108714, 123676, 126833, 159012, 163071, 185514, 217428, 253666, 278271, 326142, 371028, 380499, 507332, 556542, 652284, 760998, 887831, 1113084, 1141497, 1521996, 1775662, 2282994, 2663493, 3551324, 4565988, 5326986, 7990479, 10653972, 11433089, 15980958, 22866178, 31961916, 34299267, 45732356, 68598534, 80031623, 102897801, 137197068, 160063246, 205795602, 240094869, 320126492, 411591204, 480189738, 560221361, 720284607, 960379476, 1120442722, 1440569214, 1680664083, 2240885444, 2881138428, 3361328166, 5041992249, 6722656332, 10083984498, 20167968996]

約数ペア:

[(1, 20167968996), (2, 10083984498), (3, 6722656332), (4, 5041992249), (6, 3361328166), (7, 2881138428), (9, 2240885444), (12, 1680664083), (14, 1440569214), (18, 1120442722), (21, 960379476), (28, 720284607), (36, 560221361), (42, 480189738), (49, 411591204), (63, 320126492), (84, 240094869), (98, 205795602), (126, 160063246), (147, 137197068), (196, 102897801), (252, 80031623), (294, 68598534), (441, 45732356), (588, 34299267), (631, 31961916), (882, 22866178), (1262, 15980958), (1764, 11433089), (1893, 10653972), (2524, 7990479), (3786, 5326986), (4417, 4565988), (5679, 3551324), (7572, 2663493), (8834, 2282994), (11358, 1775662), (13251, 1521996), (17668, 1141497), (18119, 1113084), (22716, 887831), (26502, 760998), (30919, 652284), (36238, 556542), (39753, 507332), (53004, 380499), (54357, 371028), (61838, 326142), (72476, 278271), (79506, 253666), (92757, 217428), (108714, 185514), (123676, 163071), (126833, 159012)]