20164846832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{33791}}^1$

素因数の和:33982

約数の個数: 80

約数和(自身を含む): 44583813120

約数和(自身を除く): 24418966288

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 151, 152, 208, 247, 302, 304, 494, 604, 988, 1208, 1963, 1976, 2416, 2869, 3926, 3952, 5738, 7852, 11476, 15704, 22952, 31408, 33791, 37297, 45904, 67582, 74594, 135164, 149188, 270328, 298376, 439283, 540656, 596752, 642029, 878566, 1284058, 1757132, 2568116, 3514264, 5102441, 5136232, 7028528, 8346377, 10204882, 10272464, 16692754, 20409764, 33385508, 40819528, 66331733, 66771016, 81639056, 96946379, 132663466, 133542032, 193892758, 265326932, 387785516, 530653864, 775571032, 1061307728, 1260302927, 1551142064, 2520605854, 5041211708, 10082423416, 20164846832]

約数ペア:

[(1, 20164846832), (2, 10082423416), (4, 5041211708), (8, 2520605854), (13, 1551142064), (16, 1260302927), (19, 1061307728), (26, 775571032), (38, 530653864), (52, 387785516), (76, 265326932), (104, 193892758), (151, 133542032), (152, 132663466), (208, 96946379), (247, 81639056), (302, 66771016), (304, 66331733), (494, 40819528), (604, 33385508), (988, 20409764), (1208, 16692754), (1963, 10272464), (1976, 10204882), (2416, 8346377), (2869, 7028528), (3926, 5136232), (3952, 5102441), (5738, 3514264), (7852, 2568116), (11476, 1757132), (15704, 1284058), (22952, 878566), (31408, 642029), (33791, 596752), (37297, 540656), (45904, 439283), (67582, 298376), (74594, 270328), (135164, 149188)]