18213590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 34737120

約数和(自身を除く): 16523530

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 257, 373, 514, 746, 1285, 1865, 2570, 3730, 4883, 7087, 9766, 14174, 24415, 35435, 48830, 70870, 95861, 191722, 479305, 958610, 1821359, 3642718, 9106795, 18213590]

約数ペア:

[(1, 18213590), (2, 9106795), (5, 3642718), (10, 1821359), (19, 958610), (38, 479305), (95, 191722), (190, 95861), (257, 70870), (373, 48830), (514, 35435), (746, 24415), (1285, 14174), (1865, 9766), (2570, 7087), (3730, 4883)]