19377171

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1231}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 12556269

約数列:

[1, 3, 9, 11, 27, 33, 53, 99, 159, 297, 477, 583, 1231, 1431, 1749, 3693, 5247, 11079, 13541, 15741, 33237, 40623, 65243, 121869, 195729, 365607, 587187, 717673, 1761561, 2153019, 6459057, 19377171]

約数ペア:

[(1, 19377171), (3, 6459057), (9, 2153019), (11, 1761561), (27, 717673), (33, 587187), (53, 365607), (99, 195729), (159, 121869), (297, 65243), (477, 40623), (583, 33237), (1231, 15741), (1431, 13541), (1749, 11079), (3693, 5247)]