20343582945

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{41479}}^1$

素因数の和:41676

約数の個数: 80

約数和(自身を含む): 41919356160

約数和(自身を除く): 21575773215

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 173, 189, 315, 405, 519, 567, 865, 945, 1211, 1557, 2595, 2835, 3633, 4671, 6055, 7785, 10899, 14013, 18165, 23355, 32697, 41479, 54495, 70065, 98091, 124437, 163485, 207395, 290353, 373311, 490455, 622185, 871059, 1119933, 1451765, 1866555, 2613177, 3359799, 4355295, 5599665, 7175867, 7839531, 13065885, 16798995, 21527601, 23518593, 35879335, 39197655, 50231069, 64582803, 107638005, 117592965, 150693207, 193748409, 251155345, 322914015, 452079621, 581245227, 753466035, 968742045, 1356238863, 2260398105, 2906226135, 4068716589, 6781194315, 20343582945]

約数ペア:

[(1, 20343582945), (3, 6781194315), (5, 4068716589), (7, 2906226135), (9, 2260398105), (15, 1356238863), (21, 968742045), (27, 753466035), (35, 581245227), (45, 452079621), (63, 322914015), (81, 251155345), (105, 193748409), (135, 150693207), (173, 117592965), (189, 107638005), (315, 64582803), (405, 50231069), (519, 39197655), (567, 35879335), (865, 23518593), (945, 21527601), (1211, 16798995), (1557, 13065885), (2595, 7839531), (2835, 7175867), (3633, 5599665), (4671, 4355295), (6055, 3359799), (7785, 2613177), (10899, 1866555), (14013, 1451765), (18165, 1119933), (23355, 871059), (32697, 622185), (41479, 490455), (54495, 373311), (70065, 290353), (98091, 207395), (124437, 163485)]