20267874

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 49680000

約数和(自身を除く): 29412126

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 149, 198, 229, 297, 298, 447, 458, 594, 687, 894, 1341, 1374, 1639, 2061, 2519, 2682, 3278, 4023, 4122, 4917, 5038, 6183, 7557, 8046, 9834, 12366, 14751, 15114, 22671, 29502, 34121, 44253, 45342, 68013, 68242, 88506, 102363, 136026, 204726, 307089, 375331, 614178, 750662, 921267, 1125993, 1842534, 2251986, 3377979, 6755958, 10133937, 20267874]

約数ペア:

[(1, 20267874), (2, 10133937), (3, 6755958), (6, 3377979), (9, 2251986), (11, 1842534), (18, 1125993), (22, 921267), (27, 750662), (33, 614178), (54, 375331), (66, 307089), (99, 204726), (149, 136026), (198, 102363), (229, 88506), (297, 68242), (298, 68013), (447, 45342), (458, 44253), (594, 34121), (687, 29502), (894, 22671), (1341, 15114), (1374, 14751), (1639, 12366), (2061, 9834), (2519, 8046), (2682, 7557), (3278, 6183), (4023, 5038), (4122, 4917)]