19749352

素因数分解:

$2^3\times 7^2\times {\mathrm{83}}^1\times {\mathrm{607}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 43666560

約数和(自身を除く): 23917208

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 83, 98, 166, 196, 332, 392, 581, 607, 664, 1162, 1214, 2324, 2428, 4067, 4249, 4648, 4856, 8134, 8498, 16268, 16996, 29743, 32536, 33992, 50381, 59486, 100762, 118972, 201524, 237944, 352667, 403048, 705334, 1410668, 2468669, 2821336, 4937338, 9874676, 19749352]

約数ペア:

[(1, 19749352), (2, 9874676), (4, 4937338), (7, 2821336), (8, 2468669), (14, 1410668), (28, 705334), (49, 403048), (56, 352667), (83, 237944), (98, 201524), (166, 118972), (196, 100762), (332, 59486), (392, 50381), (581, 33992), (607, 32536), (664, 29743), (1162, 16996), (1214, 16268), (2324, 8498), (2428, 8134), (4067, 4856), (4249, 4648)]