19663866

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{359}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 45489600

約数和(自身を除く): 25825734

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 179, 306, 358, 359, 537, 718, 1074, 1077, 1611, 2154, 3043, 3222, 3231, 6086, 6103, 6462, 9129, 12206, 18258, 18309, 27387, 36618, 54774, 54927, 64261, 109854, 128522, 192783, 385566, 578349, 1092437, 1156698, 2184874, 3277311, 6554622, 9831933, 19663866]

約数ペア:

[(1, 19663866), (2, 9831933), (3, 6554622), (6, 3277311), (9, 2184874), (17, 1156698), (18, 1092437), (34, 578349), (51, 385566), (102, 192783), (153, 128522), (179, 109854), (306, 64261), (358, 54927), (359, 54774), (537, 36618), (718, 27387), (1074, 18309), (1077, 18258), (1611, 12206), (2154, 9129), (3043, 6462), (3222, 6103), (3231, 6086)]