19579119

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 11386641

約数列:

[1, 3, 7, 21, 47, 83, 141, 239, 249, 329, 581, 717, 987, 1673, 1743, 3901, 5019, 11233, 11703, 19837, 27307, 33699, 59511, 78631, 81921, 138859, 235893, 416577, 932339, 2797017, 6526373, 19579119]

約数ペア:

[(1, 19579119), (3, 6526373), (7, 2797017), (21, 932339), (47, 416577), (83, 235893), (141, 138859), (239, 81921), (249, 78631), (329, 59511), (581, 33699), (717, 27307), (987, 19837), (1673, 11703), (1743, 11233), (3901, 5019)]