18823012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 38102400

約数和(自身を除く): 19279388

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 107, 199, 214, 221, 398, 428, 442, 796, 884, 1391, 1819, 2587, 2782, 3383, 3638, 5174, 5564, 6766, 7276, 10348, 13532, 21293, 23647, 42586, 43979, 47294, 85172, 87958, 94588, 175916, 276809, 361981, 553618, 723962, 1107236, 1447924, 4705753, 9411506, 18823012]

約数ペア:

[(1, 18823012), (2, 9411506), (4, 4705753), (13, 1447924), (17, 1107236), (26, 723962), (34, 553618), (52, 361981), (68, 276809), (107, 175916), (199, 94588), (214, 87958), (221, 85172), (398, 47294), (428, 43979), (442, 42586), (796, 23647), (884, 21293), (1391, 13532), (1819, 10348), (2587, 7276), (2782, 6766), (3383, 5564), (3638, 5174)]