20286072

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{4943}}^1$

素因数の和:4977

約数の個数: 64

約数和(自身を含む): 59328000

約数和(自身を除く): 39041928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 4943, 9886, 14829, 19772, 29658, 39544, 44487, 59316, 88974, 93917, 118632, 133461, 177948, 187834, 266922, 281751, 355896, 375668, 533844, 563502, 751336, 845253, 1067688, 1127004, 1690506, 2254008, 2535759, 3381012, 5071518, 6762024, 10143036, 20286072]

約数ペア:

[(1, 20286072), (2, 10143036), (3, 6762024), (4, 5071518), (6, 3381012), (8, 2535759), (9, 2254008), (12, 1690506), (18, 1127004), (19, 1067688), (24, 845253), (27, 751336), (36, 563502), (38, 533844), (54, 375668), (57, 355896), (72, 281751), (76, 266922), (108, 187834), (114, 177948), (152, 133461), (171, 118632), (216, 93917), (228, 88974), (342, 59316), (456, 44487), (513, 39544), (684, 29658), (1026, 19772), (1368, 14829), (2052, 9886), (4104, 4943)]