20543490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6917}}^1$

素因数の和:6944

約数の個数: 64

約数和(自身を含む): 59771520

約数和(自身を除く): 39228030

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 990, 1485, 2970, 6917, 13834, 20751, 34585, 41502, 62253, 69170, 76087, 103755, 124506, 152174, 186759, 207510, 228261, 311265, 373518, 380435, 456522, 622530, 684783, 760870, 933795, 1141305, 1369566, 1867590, 2054349, 2282610, 3423915, 4108698, 6847830, 10271745, 20543490]

約数ペア:

[(1, 20543490), (2, 10271745), (3, 6847830), (5, 4108698), (6, 3423915), (9, 2282610), (10, 2054349), (11, 1867590), (15, 1369566), (18, 1141305), (22, 933795), (27, 760870), (30, 684783), (33, 622530), (45, 456522), (54, 380435), (55, 373518), (66, 311265), (90, 228261), (99, 207510), (110, 186759), (135, 152174), (165, 124506), (198, 103755), (270, 76087), (297, 69170), (330, 62253), (495, 41502), (594, 34585), (990, 20751), (1485, 13834), (2970, 6917)]