1388336764

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{4591}}^1$

素因数の和:4810

約数の個数: 48

約数和(自身を含む): 2684666880

約数和(自身を除く): 1296330116

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 173, 346, 437, 692, 874, 1748, 3287, 3979, 4591, 6574, 7958, 9182, 13148, 15916, 18364, 75601, 87229, 105593, 151202, 174458, 211186, 302404, 348916, 422372, 794243, 1588486, 2006267, 3176972, 4012534, 8025068, 15090617, 18267589, 30181234, 36535178, 60362468, 73070356, 347084191, 694168382, 1388336764]

約数ペア:

[(1, 1388336764), (2, 694168382), (4, 347084191), (19, 73070356), (23, 60362468), (38, 36535178), (46, 30181234), (76, 18267589), (92, 15090617), (173, 8025068), (346, 4012534), (437, 3176972), (692, 2006267), (874, 1588486), (1748, 794243), (3287, 422372), (3979, 348916), (4591, 302404), (6574, 211186), (7958, 174458), (9182, 151202), (13148, 105593), (15916, 87229), (18364, 75601)]