19928948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 41301120

約数和(自身を除く): 21372172

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 76, 92, 247, 299, 437, 494, 598, 874, 877, 988, 1196, 1748, 1754, 3508, 5681, 11362, 11401, 16663, 20171, 22724, 22802, 33326, 40342, 45604, 66652, 80684, 216619, 262223, 383249, 433238, 524446, 766498, 866476, 1048892, 1532996, 4982237, 9964474, 19928948]

約数ペア:

[(1, 19928948), (2, 9964474), (4, 4982237), (13, 1532996), (19, 1048892), (23, 866476), (26, 766498), (38, 524446), (46, 433238), (52, 383249), (76, 262223), (92, 216619), (247, 80684), (299, 66652), (437, 45604), (494, 40342), (598, 33326), (874, 22802), (877, 22724), (988, 20171), (1196, 16663), (1748, 11401), (1754, 11362), (3508, 5681)]