20238945844

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{3557}}^1$

素因数の和:4049

約数の個数: 72

約数和(自身を含む): 40473246240

約数和(自身を除く): 20234300396

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 443, 494, 676, 886, 988, 1772, 3211, 3557, 5759, 6422, 7114, 8417, 11518, 12844, 14228, 16834, 23036, 33668, 46241, 67583, 74867, 92482, 109421, 135166, 149734, 184964, 218842, 270332, 299468, 437684, 601133, 878579, 1202266, 1422473, 1575751, 1757158, 2404532, 2844946, 3151502, 3514316, 5689892, 6303004, 11421527, 20484763, 22843054, 29939269, 40969526, 45686108, 59878538, 81939052, 119757076, 266301919, 389210497, 532603838, 778420994, 1065207676, 1556841988, 5059736461, 10119472922, 20238945844]

約数ペア:

[(1, 20238945844), (2, 10119472922), (4, 5059736461), (13, 1556841988), (19, 1065207676), (26, 778420994), (38, 532603838), (52, 389210497), (76, 266301919), (169, 119757076), (247, 81939052), (338, 59878538), (443, 45686108), (494, 40969526), (676, 29939269), (886, 22843054), (988, 20484763), (1772, 11421527), (3211, 6303004), (3557, 5689892), (5759, 3514316), (6422, 3151502), (7114, 2844946), (8417, 2404532), (11518, 1757158), (12844, 1575751), (14228, 1422473), (16834, 1202266), (23036, 878579), (33668, 601133), (46241, 437684), (67583, 299468), (74867, 270332), (92482, 218842), (109421, 184964), (135166, 149734)]