20973492

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{3407}}^1$

素因数の和:3442

約数の個数: 60

約数和(自身を含む): 57731520

約数和(自身を除く): 36758028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 3407, 6156, 6814, 10221, 13628, 20442, 30663, 40884, 61326, 64733, 91989, 122652, 129466, 183978, 194199, 258932, 275967, 367956, 388398, 551934, 582597, 776796, 1103868, 1165194, 1747791, 2330388, 3495582, 5243373, 6991164, 10486746, 20973492]

約数ペア:

[(1, 20973492), (2, 10486746), (3, 6991164), (4, 5243373), (6, 3495582), (9, 2330388), (12, 1747791), (18, 1165194), (19, 1103868), (27, 776796), (36, 582597), (38, 551934), (54, 388398), (57, 367956), (76, 275967), (81, 258932), (108, 194199), (114, 183978), (162, 129466), (171, 122652), (228, 91989), (324, 64733), (342, 61326), (513, 40884), (684, 30663), (1026, 20442), (1539, 13628), (2052, 10221), (3078, 6814), (3407, 6156)]