19565416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1051}}^1$

素因数の和:1249

約数の個数: 32

約数和(自身を含む): 39765600

約数和(自身を除く): 20200184

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179, 358, 716, 1051, 1432, 2102, 2327, 4204, 4654, 8408, 9308, 13663, 18616, 27326, 54652, 109304, 188129, 376258, 752516, 1505032, 2445677, 4891354, 9782708, 19565416]

約数ペア:

[(1, 19565416), (2, 9782708), (4, 4891354), (8, 2445677), (13, 1505032), (26, 752516), (52, 376258), (104, 188129), (179, 109304), (358, 54652), (716, 27326), (1051, 18616), (1432, 13663), (2102, 9308), (2327, 8408), (4204, 4654)]