20975544

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^2\times {\mathrm{269}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 61722000

約数和(自身を除く): 40746456

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, 269, 342, 361, 456, 513, 538, 684, 722, 807, 1026, 1076, 1083, 1368, 1444, 1614, 2052, 2152, 2166, 2421, 2888, 3228, 3249, 4104, 4332, 4842, 5111, 6456, 6498, 7263, 8664, 9684, 9747, 10222, 12996, 14526, 15333, 19368, 19494, 20444, 25992, 29052, 30666, 38988, 40888, 45999, 58104, 61332, 77976, 91998, 97109, 122664, 137997, 183996, 194218, 275994, 291327, 367992, 388436, 551988, 582654, 776872, 873981, 1103976, 1165308, 1747962, 2330616, 2621943, 3495924, 5243886, 6991848, 10487772, 20975544]

約数ペア:

[(1, 20975544), (2, 10487772), (3, 6991848), (4, 5243886), (6, 3495924), (8, 2621943), (9, 2330616), (12, 1747962), (18, 1165308), (19, 1103976), (24, 873981), (27, 776872), (36, 582654), (38, 551988), (54, 388436), (57, 367992), (72, 291327), (76, 275994), (108, 194218), (114, 183996), (152, 137997), (171, 122664), (216, 97109), (228, 91998), (269, 77976), (342, 61332), (361, 58104), (456, 45999), (513, 40888), (538, 38988), (684, 30666), (722, 29052), (807, 25992), (1026, 20444), (1076, 19494), (1083, 19368), (1368, 15333), (1444, 14526), (1614, 12996), (2052, 10222), (2152, 9747), (2166, 9684), (2421, 8664), (2888, 7263), (3228, 6498), (3249, 6456), (4104, 5111), (4332, 4842)]