1889013516

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{637319}}^1$

素因数の和:637358

約数の個数: 48

約数和(自身を含む): 4996588800

約数和(自身を除く): 3107575284

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 637319, 1274638, 1911957, 2549276, 3823914, 7647828, 8285147, 12109061, 16570294, 24218122, 24855441, 33140588, 36327183, 48436244, 49710882, 72654366, 99421764, 145308732, 157417793, 314835586, 472253379, 629671172, 944506758, 1889013516]

約数ペア:

[(1, 1889013516), (2, 944506758), (3, 629671172), (4, 472253379), (6, 314835586), (12, 157417793), (13, 145308732), (19, 99421764), (26, 72654366), (38, 49710882), (39, 48436244), (52, 36327183), (57, 33140588), (76, 24855441), (78, 24218122), (114, 16570294), (156, 12109061), (228, 8285147), (247, 7647828), (494, 3823914), (741, 2549276), (988, 1911957), (1482, 1274638), (2964, 637319)]