19824075

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{683}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 37319040

約数和(自身を除く): 17494965

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 645, 675, 683, 1075, 1161, 1935, 2049, 3225, 3415, 5805, 6147, 9675, 10245, 17075, 18441, 29025, 29369, 30735, 51225, 88107, 92205, 146845, 153675, 264321, 440535, 461025, 734225, 792963, 1321605, 2202675, 3964815, 6608025, 19824075]

約数ペア:

[(1, 19824075), (3, 6608025), (5, 3964815), (9, 2202675), (15, 1321605), (25, 792963), (27, 734225), (43, 461025), (45, 440535), (75, 264321), (129, 153675), (135, 146845), (215, 92205), (225, 88107), (387, 51225), (645, 30735), (675, 29369), (683, 29025), (1075, 18441), (1161, 17075), (1935, 10245), (2049, 9675), (3225, 6147), (3415, 5805)]