19578889746

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{781967}}^1$

素因数の和:782095

約数の個数: 48

約数和(自身を含む): 46111089024

約数和(自身を除く): 26532199278

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 107, 117, 214, 234, 321, 642, 963, 1391, 1926, 2782, 4173, 8346, 12519, 25038, 781967, 1563934, 2345901, 4691802, 7037703, 10165571, 14075406, 20331142, 30496713, 60993426, 83670469, 91490139, 167340938, 182980278, 251011407, 502022814, 753034221, 1087716097, 1506068442, 2175432194, 3263148291, 6526296582, 9789444873, 19578889746]

約数ペア:

[(1, 19578889746), (2, 9789444873), (3, 6526296582), (6, 3263148291), (9, 2175432194), (13, 1506068442), (18, 1087716097), (26, 753034221), (39, 502022814), (78, 251011407), (107, 182980278), (117, 167340938), (214, 91490139), (234, 83670469), (321, 60993426), (642, 30496713), (963, 20331142), (1391, 14075406), (1926, 10165571), (2782, 7037703), (4173, 4691802), (8346, 2345901), (12519, 1563934), (25038, 781967)]