20173212930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{74857}}^1$

素因数の和:75571

約数の個数: 64

約数和(自身を含む): 52216149888

約数和(自身を除く): 32042936958

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 691, 1382, 2073, 3455, 4146, 6910, 8983, 10365, 17966, 20730, 26949, 44915, 53898, 74857, 89830, 134745, 149714, 224571, 269490, 374285, 449142, 748570, 973141, 1122855, 1946282, 2245710, 2919423, 4865705, 5838846, 9731410, 14597115, 29194230, 51726187, 103452374, 155178561, 258630935, 310357122, 517261870, 672440431, 775892805, 1344880862, 1551785610, 2017321293, 3362202155, 4034642586, 6724404310, 10086606465, 20173212930]

約数ペア:

[(1, 20173212930), (2, 10086606465), (3, 6724404310), (5, 4034642586), (6, 3362202155), (10, 2017321293), (13, 1551785610), (15, 1344880862), (26, 775892805), (30, 672440431), (39, 517261870), (65, 310357122), (78, 258630935), (130, 155178561), (195, 103452374), (390, 51726187), (691, 29194230), (1382, 14597115), (2073, 9731410), (3455, 5838846), (4146, 4865705), (6910, 2919423), (8983, 2245710), (10365, 1946282), (17966, 1122855), (20730, 973141), (26949, 748570), (44915, 449142), (53898, 374285), (74857, 269490), (89830, 224571), (134745, 149714)]