20191878576

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{53377}}^1$

素因数の和:53499

約数の個数: 120

約数和(自身を含む): 58855009824

約数和(自身を除く): 38663131248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 71, 72, 74, 111, 142, 144, 148, 213, 222, 284, 296, 333, 426, 444, 568, 592, 639, 666, 852, 888, 1136, 1278, 1332, 1704, 1776, 2556, 2627, 2664, 3408, 5112, 5254, 5328, 7881, 10224, 10508, 15762, 21016, 23643, 31524, 42032, 47286, 53377, 63048, 94572, 106754, 126096, 160131, 189144, 213508, 320262, 378288, 427016, 480393, 640524, 854032, 960786, 1281048, 1921572, 1974949, 2562096, 3789767, 3843144, 3949898, 5924847, 7579534, 7686288, 7899796, 11369301, 11849694, 15159068, 15799592, 17774541, 22738602, 23699388, 30318136, 31599184, 34107903, 35549082, 45477204, 47398776, 60636272, 68215806, 71098164, 90954408, 94797552, 136431612, 140221379, 142196328, 181908816, 272863224, 280442758, 284392656, 420664137, 545726448, 560885516, 841328274, 1121771032, 1261992411, 1682656548, 2243542064, 2523984822, 3365313096, 5047969644, 6730626192, 10095939288, 20191878576]

約数ペア:

[(1, 20191878576), (2, 10095939288), (3, 6730626192), (4, 5047969644), (6, 3365313096), (8, 2523984822), (9, 2243542064), (12, 1682656548), (16, 1261992411), (18, 1121771032), (24, 841328274), (36, 560885516), (37, 545726448), (48, 420664137), (71, 284392656), (72, 280442758), (74, 272863224), (111, 181908816), (142, 142196328), (144, 140221379), (148, 136431612), (213, 94797552), (222, 90954408), (284, 71098164), (296, 68215806), (333, 60636272), (426, 47398776), (444, 45477204), (568, 35549082), (592, 34107903), (639, 31599184), (666, 30318136), (852, 23699388), (888, 22738602), (1136, 17774541), (1278, 15799592), (1332, 15159068), (1704, 11849694), (1776, 11369301), (2556, 7899796), (2627, 7686288), (2664, 7579534), (3408, 5924847), (5112, 3949898), (5254, 3843144), (5328, 3789767), (7881, 2562096), (10224, 1974949), (10508, 1921572), (15762, 1281048), (21016, 960786), (23643, 854032), (31524, 640524), (42032, 480393), (47286, 427016), (53377, 378288), (63048, 320262), (94572, 213508), (106754, 189144), (126096, 160131)]