19327672

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 45158400

約数和(自身を除く): 25830728

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 139, 182, 191, 278, 364, 382, 556, 728, 764, 973, 1112, 1337, 1528, 1807, 1946, 2483, 2674, 3614, 3892, 4966, 5348, 7228, 7784, 9932, 10696, 12649, 14456, 17381, 19864, 25298, 26549, 34762, 50596, 53098, 69524, 101192, 106196, 139048, 185843, 212392, 345137, 371686, 690274, 743372, 1380548, 1486744, 2415959, 2761096, 4831918, 9663836, 19327672]

約数ペア:

[(1, 19327672), (2, 9663836), (4, 4831918), (7, 2761096), (8, 2415959), (13, 1486744), (14, 1380548), (26, 743372), (28, 690274), (52, 371686), (56, 345137), (91, 212392), (104, 185843), (139, 139048), (182, 106196), (191, 101192), (278, 69524), (364, 53098), (382, 50596), (556, 34762), (728, 26549), (764, 25298), (973, 19864), (1112, 17381), (1337, 14456), (1528, 12649), (1807, 10696), (1946, 9932), (2483, 7784), (2674, 7228), (3614, 5348), (3892, 4966)]