1821360112

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25679}}^1$

素因数の和:25742

約数の個数: 80

約数和(自身を含む): 4279726080

約数和(自身を除く): 2458365968

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 176, 208, 248, 286, 341, 403, 496, 572, 682, 806, 1144, 1364, 1612, 2288, 2728, 3224, 4433, 5456, 6448, 8866, 17732, 25679, 35464, 51358, 70928, 102716, 205432, 282469, 333827, 410864, 564938, 667654, 796049, 1129876, 1335308, 1592098, 2259752, 2670616, 3184196, 3672097, 4519504, 5341232, 6368392, 7344194, 8756539, 10348637, 12736784, 14688388, 17513078, 20697274, 29376776, 35026156, 41394548, 58753552, 70052312, 82789096, 113835007, 140104624, 165578192, 227670014, 455340028, 910680056, 1821360112]

約数ペア:

[(1, 1821360112), (2, 910680056), (4, 455340028), (8, 227670014), (11, 165578192), (13, 140104624), (16, 113835007), (22, 82789096), (26, 70052312), (31, 58753552), (44, 41394548), (52, 35026156), (62, 29376776), (88, 20697274), (104, 17513078), (124, 14688388), (143, 12736784), (176, 10348637), (208, 8756539), (248, 7344194), (286, 6368392), (341, 5341232), (403, 4519504), (496, 3672097), (572, 3184196), (682, 2670616), (806, 2259752), (1144, 1592098), (1364, 1335308), (1612, 1129876), (2288, 796049), (2728, 667654), (3224, 564938), (4433, 410864), (5456, 333827), (6448, 282469), (8866, 205432), (17732, 102716), (25679, 70928), (35464, 51358)]