20937223827

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{108917}}^1$

素因数の和:109020

約数の個数: 48

約数和(自身を含む): 34254275328

約数和(自身を除く): 13317051501

約数列:

[1, 3, 9, 13, 31, 39, 53, 93, 117, 159, 279, 403, 477, 689, 1209, 1643, 2067, 3627, 4929, 6201, 14787, 21359, 64077, 108917, 192231, 326751, 980253, 1415921, 3376427, 4247763, 5772601, 10129281, 12743289, 17317803, 30387843, 43893551, 51953409, 75043813, 131680653, 178950631, 225131439, 395041959, 536851893, 675394317, 1610555679, 2326358203, 6979074609, 20937223827]

約数ペア:

[(1, 20937223827), (3, 6979074609), (9, 2326358203), (13, 1610555679), (31, 675394317), (39, 536851893), (53, 395041959), (93, 225131439), (117, 178950631), (159, 131680653), (279, 75043813), (403, 51953409), (477, 43893551), (689, 30387843), (1209, 17317803), (1643, 12743289), (2067, 10129281), (3627, 5772601), (4929, 4247763), (6201, 3376427), (14787, 1415921), (21359, 980253), (64077, 326751), (108917, 192231)]