17920227416

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1295563}}^1$

素因数の和:1295608

約数の個数: 64

約数和(自身を含む): 43530950400

約数和(自身を除く): 25610722984

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 3458, 6916, 13832, 1295563, 2591126, 5182252, 9068941, 10364504, 16842319, 18137882, 24615697, 33684638, 36275764, 49231394, 67369276, 72551528, 98462788, 117896233, 134738552, 172309879, 196925576, 235792466, 320004061, 344619758, 471584932, 640008122, 689239516, 943169864, 1280016244, 1378479032, 2240028427, 2560032488, 4480056854, 8960113708, 17920227416]

約数ペア:

[(1, 17920227416), (2, 8960113708), (4, 4480056854), (7, 2560032488), (8, 2240028427), (13, 1378479032), (14, 1280016244), (19, 943169864), (26, 689239516), (28, 640008122), (38, 471584932), (52, 344619758), (56, 320004061), (76, 235792466), (91, 196925576), (104, 172309879), (133, 134738552), (152, 117896233), (182, 98462788), (247, 72551528), (266, 67369276), (364, 49231394), (494, 36275764), (532, 33684638), (728, 24615697), (988, 18137882), (1064, 16842319), (1729, 10364504), (1976, 9068941), (3458, 5182252), (6916, 2591126), (13832, 1295563)]