20225904

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{4091}}^1$

素因数の和:4205

約数の個数: 40

約数和(自身を含む): 52770432

約数和(自身を除く): 32544528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 309, 412, 618, 824, 1236, 1648, 2472, 4091, 4944, 8182, 12273, 16364, 24546, 32728, 49092, 65456, 98184, 196368, 421373, 842746, 1264119, 1685492, 2528238, 3370984, 5056476, 6741968, 10112952, 20225904]

約数ペア:

[(1, 20225904), (2, 10112952), (3, 6741968), (4, 5056476), (6, 3370984), (8, 2528238), (12, 1685492), (16, 1264119), (24, 842746), (48, 421373), (103, 196368), (206, 98184), (309, 65456), (412, 49092), (618, 32728), (824, 24546), (1236, 16364), (1648, 12273), (2472, 8182), (4091, 4944)]