20739941397

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{11273}}^1$

素因数の和:11387

約数の個数: 96

約数和(自身を含む): 37988870400

約数和(自身を除く): 17248929003

約数列:

[1, 3, 7, 9, 19, 21, 29, 53, 57, 63, 87, 133, 159, 171, 203, 261, 371, 399, 477, 551, 609, 1007, 1113, 1197, 1537, 1653, 1827, 3021, 3339, 3857, 4611, 4959, 7049, 9063, 10759, 11273, 11571, 13833, 21147, 29203, 32277, 33819, 34713, 63441, 78911, 87609, 96831, 101457, 204421, 214187, 236733, 262827, 326917, 597469, 613263, 642561, 710199, 980751, 1499309, 1792407, 1839789, 1927683, 2288419, 2942253, 4182283, 4497927, 5377221, 6211423, 6865257, 11351911, 12546849, 13493781, 17326601, 18634269, 20595771, 34055733, 37640547, 43479961, 51979803, 55902807, 79463377, 102167199, 121286207, 130439883, 155939409, 238390131, 329205419, 363858621, 391319649, 715170393, 987616257, 1091575863, 2304437933, 2962848771, 6913313799, 20739941397]

約数ペア:

[(1, 20739941397), (3, 6913313799), (7, 2962848771), (9, 2304437933), (19, 1091575863), (21, 987616257), (29, 715170393), (53, 391319649), (57, 363858621), (63, 329205419), (87, 238390131), (133, 155939409), (159, 130439883), (171, 121286207), (203, 102167199), (261, 79463377), (371, 55902807), (399, 51979803), (477, 43479961), (551, 37640547), (609, 34055733), (1007, 20595771), (1113, 18634269), (1197, 17326601), (1537, 13493781), (1653, 12546849), (1827, 11351911), (3021, 6865257), (3339, 6211423), (3857, 5377221), (4611, 4497927), (4959, 4182283), (7049, 2942253), (9063, 2288419), (10759, 1927683), (11273, 1839789), (11571, 1792407), (13833, 1499309), (21147, 980751), (29203, 710199), (32277, 642561), (33819, 613263), (34713, 597469), (63441, 326917), (78911, 262827), (87609, 236733), (96831, 214187), (101457, 204421)]