1854559970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{22961}}^1$

素因数の和:23206

約数の個数: 32

約数和(自身を含む): 3437135856

約数和(自身を除く): 1582575886

約数列:

[1, 2, 5, 10, 41, 82, 197, 205, 394, 410, 985, 1970, 8077, 16154, 22961, 40385, 45922, 80770, 114805, 229610, 941401, 1882802, 4523317, 4707005, 9046634, 9414010, 22616585, 45233170, 185455997, 370911994, 927279985, 1854559970]

約数ペア:

[(1, 1854559970), (2, 927279985), (5, 370911994), (10, 185455997), (41, 45233170), (82, 22616585), (197, 9414010), (205, 9046634), (394, 4707005), (410, 4523317), (985, 1882802), (1970, 941401), (8077, 229610), (16154, 114805), (22961, 80770), (40385, 45922)]