19968912

素因数分解:

$2^4\times 3^2\times {\mathrm{101}}^1\times {\mathrm{1373}}^1$

素因数の和:1488

約数の個数: 60

約数和(自身を含む): 56479644

約数和(自身を除く): 36510732

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 101, 144, 202, 303, 404, 606, 808, 909, 1212, 1373, 1616, 1818, 2424, 2746, 3636, 4119, 4848, 5492, 7272, 8238, 10984, 12357, 14544, 16476, 21968, 24714, 32952, 49428, 65904, 98856, 138673, 197712, 277346, 416019, 554692, 832038, 1109384, 1248057, 1664076, 2218768, 2496114, 3328152, 4992228, 6656304, 9984456, 19968912]

約数ペア:

[(1, 19968912), (2, 9984456), (3, 6656304), (4, 4992228), (6, 3328152), (8, 2496114), (9, 2218768), (12, 1664076), (16, 1248057), (18, 1109384), (24, 832038), (36, 554692), (48, 416019), (72, 277346), (101, 197712), (144, 138673), (202, 98856), (303, 65904), (404, 49428), (606, 32952), (808, 24714), (909, 21968), (1212, 16476), (1373, 14544), (1616, 12357), (1818, 10984), (2424, 8238), (2746, 7272), (3636, 5492), (4119, 4848)]