20238427758

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1\times {\mathrm{2531}}^1$

素因数の和:2953

約数の個数: 64

約数和(自身を含む): 42027148800

約数和(自身を除く): 21788721042

約数列:

[1, 2, 3, 6, 37, 74, 111, 181, 199, 222, 362, 398, 543, 597, 1086, 1194, 2531, 5062, 6697, 7363, 7593, 13394, 14726, 15186, 20091, 22089, 36019, 40182, 44178, 72038, 93647, 108057, 187294, 216114, 280941, 458111, 503669, 561882, 916222, 1007338, 1332703, 1374333, 1511007, 2665406, 2748666, 3022014, 3998109, 7996218, 16950107, 18635753, 33900214, 37271506, 50850321, 55907259, 91164089, 101700642, 111814518, 182328178, 273492267, 546984534, 3373071293, 6746142586, 10119213879, 20238427758]

約数ペア:

[(1, 20238427758), (2, 10119213879), (3, 6746142586), (6, 3373071293), (37, 546984534), (74, 273492267), (111, 182328178), (181, 111814518), (199, 101700642), (222, 91164089), (362, 55907259), (398, 50850321), (543, 37271506), (597, 33900214), (1086, 18635753), (1194, 16950107), (2531, 7996218), (5062, 3998109), (6697, 3022014), (7363, 2748666), (7593, 2665406), (13394, 1511007), (14726, 1374333), (15186, 1332703), (20091, 1007338), (22089, 916222), (36019, 561882), (40182, 503669), (44178, 458111), (72038, 280941), (93647, 216114), (108057, 187294)]