2012871172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{18691}}^1$

素因数の和:18836

約数の個数: 48

約数和(自身を含む): 4029995200

約数和(自身を除く): 2017124028

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 109, 218, 247, 436, 494, 988, 1417, 2071, 2834, 4142, 5668, 8284, 18691, 26923, 37382, 53846, 74764, 107692, 242983, 355129, 485966, 710258, 971932, 1420516, 2037319, 4074638, 4616677, 8149276, 9233354, 18466708, 26485147, 38709061, 52970294, 77418122, 105940588, 154836244, 503217793, 1006435586, 2012871172]

約数ペア:

[(1, 2012871172), (2, 1006435586), (4, 503217793), (13, 154836244), (19, 105940588), (26, 77418122), (38, 52970294), (52, 38709061), (76, 26485147), (109, 18466708), (218, 9233354), (247, 8149276), (436, 4616677), (494, 4074638), (988, 2037319), (1417, 1420516), (2071, 971932), (2834, 710258), (4142, 485966), (5668, 355129), (8284, 242983), (18691, 107692), (26923, 74764), (37382, 53846)]