15771808

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1277

約数の個数: 48

約数和(自身を含む): 34546176

約数和(自身を除く): 18774368

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1223, 1612, 2446, 3224, 4892, 6448, 9784, 12896, 15899, 19568, 31798, 37913, 39136, 63596, 75826, 127192, 151652, 254384, 303304, 492869, 508768, 606608, 985738, 1213216, 1971476, 3942952, 7885904, 15771808]

約数ペア:

[(1, 15771808), (2, 7885904), (4, 3942952), (8, 1971476), (13, 1213216), (16, 985738), (26, 606608), (31, 508768), (32, 492869), (52, 303304), (62, 254384), (104, 151652), (124, 127192), (208, 75826), (248, 63596), (403, 39136), (416, 37913), (496, 31798), (806, 19568), (992, 15899), (1223, 12896), (1612, 9784), (2446, 6448), (3224, 4892)]