18936879430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{317}}^1\times {\mathrm{3037}}^1$

素因数の和:3649

約数の個数: 64

約数和(自身を含む): 39230739072

約数和(自身を除く): 20293859642

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 281, 317, 562, 634, 1405, 1585, 1967, 2219, 2810, 3037, 3170, 3934, 4438, 6074, 9835, 11095, 15185, 19670, 21259, 22190, 30370, 42518, 89077, 106295, 178154, 212590, 445385, 623539, 853397, 890770, 962729, 1247078, 1706794, 1925458, 3117695, 4266985, 4813645, 5973779, 6235390, 6739103, 8533970, 9627290, 11947558, 13478206, 29868895, 33695515, 59737790, 67391030, 270526849, 541053698, 1352634245, 1893687943, 2705268490, 3787375886, 9468439715, 18936879430]

約数ペア:

[(1, 18936879430), (2, 9468439715), (5, 3787375886), (7, 2705268490), (10, 1893687943), (14, 1352634245), (35, 541053698), (70, 270526849), (281, 67391030), (317, 59737790), (562, 33695515), (634, 29868895), (1405, 13478206), (1585, 11947558), (1967, 9627290), (2219, 8533970), (2810, 6739103), (3037, 6235390), (3170, 5973779), (3934, 4813645), (4438, 4266985), (6074, 3117695), (9835, 1925458), (11095, 1706794), (15185, 1247078), (19670, 962729), (21259, 890770), (22190, 853397), (30370, 623539), (42518, 445385), (89077, 212590), (106295, 178154)]