2000180223

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{1297}}^1$

素因数の和:1629

約数の個数: 40

約数和(自身を含む): 3040642880

約数和(自身を除く): 1040462657

約数列:

[1, 3, 9, 27, 79, 81, 237, 241, 711, 723, 1297, 2133, 2169, 3891, 6399, 6507, 11673, 19039, 19521, 35019, 57117, 102463, 105057, 171351, 307389, 312577, 514053, 922167, 937731, 1542159, 2766501, 2813193, 8299503, 8439579, 24693583, 25318737, 74080749, 222242247, 666726741, 2000180223]

約数ペア:

[(1, 2000180223), (3, 666726741), (9, 222242247), (27, 74080749), (79, 25318737), (81, 24693583), (237, 8439579), (241, 8299503), (711, 2813193), (723, 2766501), (1297, 1542159), (2133, 937731), (2169, 922167), (3891, 514053), (6399, 312577), (6507, 307389), (11673, 171351), (19039, 105057), (19521, 102463), (35019, 57117)]