209256564068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{389}}^1\times {\mathrm{31181}}^1$

素因数の和:31820

約数の個数: 48

約数和(自身を含む): 388178481600

約数和(自身を除く): 178921917532

約数列:

[1, 2, 4, 19, 38, 76, 227, 389, 454, 778, 908, 1556, 4313, 7391, 8626, 14782, 17252, 29564, 31181, 62362, 88303, 124724, 176606, 353212, 592439, 1184878, 1677757, 2369756, 3355514, 6711028, 7078087, 12129409, 14156174, 24258818, 28312348, 48517636, 134483653, 230458771, 268967306, 460917542, 537934612, 921835084, 2753375843, 5506751686, 11013503372, 52314141017, 104628282034, 209256564068]

約数ペア:

[(1, 209256564068), (2, 104628282034), (4, 52314141017), (19, 11013503372), (38, 5506751686), (76, 2753375843), (227, 921835084), (389, 537934612), (454, 460917542), (778, 268967306), (908, 230458771), (1556, 134483653), (4313, 48517636), (7391, 28312348), (8626, 24258818), (14782, 14156174), (17252, 12129409), (29564, 7078087), (31181, 6711028), (62362, 3355514), (88303, 2369756), (124724, 1677757), (176606, 1184878), (353212, 592439)]