19125990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5449}}^1$

素因数の和:5478

約数の個数: 64

約数和(自身を含む): 54936000

約数和(自身を除く): 35810010

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 5449, 10898, 16347, 27245, 32694, 49041, 54490, 70837, 81735, 98082, 141674, 147123, 163470, 212511, 245205, 294246, 354185, 425022, 490410, 637533, 708370, 735615, 1062555, 1275066, 1471230, 1912599, 2125110, 3187665, 3825198, 6375330, 9562995, 19125990]

約数ペア:

[(1, 19125990), (2, 9562995), (3, 6375330), (5, 3825198), (6, 3187665), (9, 2125110), (10, 1912599), (13, 1471230), (15, 1275066), (18, 1062555), (26, 735615), (27, 708370), (30, 637533), (39, 490410), (45, 425022), (54, 354185), (65, 294246), (78, 245205), (90, 212511), (117, 163470), (130, 147123), (135, 141674), (195, 98082), (234, 81735), (270, 70837), (351, 54490), (390, 49041), (585, 32694), (702, 27245), (1170, 16347), (1755, 10898), (3510, 5449)]