19468768311

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{63659}}^1$

素因数の和:63956

約数の個数: 32

約数和(自身を含む): 29578982400

約数和(自身を除く): 10110214089

約数列:

[1, 3, 9, 27, 47, 141, 241, 423, 723, 1269, 2169, 6507, 11327, 33981, 63659, 101943, 190977, 305829, 572931, 1718793, 2991973, 8975919, 15341819, 26927757, 46025457, 80783271, 138076371, 414229113, 721065493, 2163196479, 6489589437, 19468768311]

約数ペア:

[(1, 19468768311), (3, 6489589437), (9, 2163196479), (27, 721065493), (47, 414229113), (141, 138076371), (241, 80783271), (423, 46025457), (723, 26927757), (1269, 15341819), (2169, 8975919), (6507, 2991973), (11327, 1718793), (33981, 572931), (63659, 305829), (101943, 190977)]