19398420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{35923}}^1$

素因数の和:35941

約数の個数: 48

約数和(自身を含む): 60352320

約数和(自身を除く): 40953900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 35923, 71846, 107769, 143692, 179615, 215538, 323307, 359230, 431076, 538845, 646614, 718460, 969921, 1077690, 1293228, 1616535, 1939842, 2155380, 3233070, 3879684, 4849605, 6466140, 9699210, 19398420]

約数ペア:

[(1, 19398420), (2, 9699210), (3, 6466140), (4, 4849605), (5, 3879684), (6, 3233070), (9, 2155380), (10, 1939842), (12, 1616535), (15, 1293228), (18, 1077690), (20, 969921), (27, 718460), (30, 646614), (36, 538845), (45, 431076), (54, 359230), (60, 323307), (90, 215538), (108, 179615), (135, 143692), (180, 107769), (270, 71846), (540, 35923)]