17812690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 39398400

約数和(自身を除く): 21585710

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 59, 70, 95, 118, 133, 190, 227, 266, 295, 413, 454, 590, 665, 826, 1121, 1135, 1330, 1589, 2065, 2242, 2270, 3178, 4130, 4313, 5605, 7847, 7945, 8626, 11210, 13393, 15694, 15890, 21565, 26786, 30191, 39235, 43130, 60382, 66965, 78470, 93751, 133930, 150955, 187502, 254467, 301910, 468755, 508934, 937510, 1272335, 1781269, 2544670, 3562538, 8906345, 17812690]

約数ペア:

[(1, 17812690), (2, 8906345), (5, 3562538), (7, 2544670), (10, 1781269), (14, 1272335), (19, 937510), (35, 508934), (38, 468755), (59, 301910), (70, 254467), (95, 187502), (118, 150955), (133, 133930), (190, 93751), (227, 78470), (266, 66965), (295, 60382), (413, 43130), (454, 39235), (590, 30191), (665, 26786), (826, 21565), (1121, 15890), (1135, 15694), (1330, 13393), (1589, 11210), (2065, 8626), (2242, 7945), (2270, 7847), (3178, 5605), (4130, 4313)]