20554534128

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{79847}}^1$

素因数の和:80062

約数の個数: 80

約数和(自身を含む): 55129614336

約数和(自身を除く): 34575080208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 173, 186, 248, 346, 372, 496, 519, 692, 744, 1038, 1384, 1488, 2076, 2768, 4152, 5363, 8304, 10726, 16089, 21452, 32178, 42904, 64356, 79847, 85808, 128712, 159694, 239541, 257424, 319388, 479082, 638776, 958164, 1277552, 1916328, 2475257, 3832656, 4950514, 7425771, 9901028, 13813531, 14851542, 19802056, 27627062, 29703084, 39604112, 41440593, 55254124, 59406168, 82881186, 110508248, 118812336, 165762372, 221016496, 331524744, 428219461, 663049488, 856438922, 1284658383, 1712877844, 2569316766, 3425755688, 5138633532, 6851511376, 10277267064, 20554534128]

約数ペア:

[(1, 20554534128), (2, 10277267064), (3, 6851511376), (4, 5138633532), (6, 3425755688), (8, 2569316766), (12, 1712877844), (16, 1284658383), (24, 856438922), (31, 663049488), (48, 428219461), (62, 331524744), (93, 221016496), (124, 165762372), (173, 118812336), (186, 110508248), (248, 82881186), (346, 59406168), (372, 55254124), (496, 41440593), (519, 39604112), (692, 29703084), (744, 27627062), (1038, 19802056), (1384, 14851542), (1488, 13813531), (2076, 9901028), (2768, 7425771), (4152, 4950514), (5363, 3832656), (8304, 2475257), (10726, 1916328), (16089, 1277552), (21452, 958164), (32178, 638776), (42904, 479082), (64356, 319388), (79847, 257424), (85808, 239541), (128712, 159694)]