18844287

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 32777472

約数和(自身を除く): 13933185

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 97, 203, 231, 291, 319, 609, 679, 841, 957, 1067, 2037, 2233, 2523, 2813, 3201, 5887, 6699, 7469, 8439, 9251, 17661, 19691, 22407, 27753, 30943, 59073, 64757, 81577, 92829, 194271, 216601, 244731, 571039, 649803, 897347, 1713117, 2692041, 6281429, 18844287]

約数ペア:

[(1, 18844287), (3, 6281429), (7, 2692041), (11, 1713117), (21, 897347), (29, 649803), (33, 571039), (77, 244731), (87, 216601), (97, 194271), (203, 92829), (231, 81577), (291, 64757), (319, 59073), (609, 30943), (679, 27753), (841, 22407), (957, 19691), (1067, 17661), (2037, 9251), (2233, 8439), (2523, 7469), (2813, 6699), (3201, 5887)]