20635164

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 57552768

約数和(自身を除く): 36917604

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 107, 132, 198, 214, 321, 396, 428, 487, 642, 963, 974, 1177, 1284, 1461, 1926, 1948, 2354, 2922, 3531, 3852, 4383, 4708, 5357, 5844, 7062, 8766, 10593, 10714, 14124, 16071, 17532, 21186, 21428, 32142, 42372, 48213, 52109, 64284, 96426, 104218, 156327, 192852, 208436, 312654, 468981, 573199, 625308, 937962, 1146398, 1719597, 1875924, 2292796, 3439194, 5158791, 6878388, 10317582, 20635164]

約数ペア:

[(1, 20635164), (2, 10317582), (3, 6878388), (4, 5158791), (6, 3439194), (9, 2292796), (11, 1875924), (12, 1719597), (18, 1146398), (22, 937962), (33, 625308), (36, 573199), (44, 468981), (66, 312654), (99, 208436), (107, 192852), (132, 156327), (198, 104218), (214, 96426), (321, 64284), (396, 52109), (428, 48213), (487, 42372), (642, 32142), (963, 21428), (974, 21186), (1177, 17532), (1284, 16071), (1461, 14124), (1926, 10714), (1948, 10593), (2354, 8766), (2922, 7062), (3531, 5844), (3852, 5357), (4383, 4708)]