20188152

素因数分解:

$2^3\times 3^2\times {\mathrm{199}}^1\times {\mathrm{1409}}^1$

素因数の和:1620

約数の個数: 48

約数和(自身を含む): 54990000

約数和(自身を除く): 34801848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 199, 398, 597, 796, 1194, 1409, 1592, 1791, 2388, 2818, 3582, 4227, 4776, 5636, 7164, 8454, 11272, 12681, 14328, 16908, 25362, 33816, 50724, 101448, 280391, 560782, 841173, 1121564, 1682346, 2243128, 2523519, 3364692, 5047038, 6729384, 10094076, 20188152]

約数ペア:

[(1, 20188152), (2, 10094076), (3, 6729384), (4, 5047038), (6, 3364692), (8, 2523519), (9, 2243128), (12, 1682346), (18, 1121564), (24, 841173), (36, 560782), (72, 280391), (199, 101448), (398, 50724), (597, 33816), (796, 25362), (1194, 16908), (1409, 14328), (1592, 12681), (1791, 11272), (2388, 8454), (2818, 7164), (3582, 5636), (4227, 4776)]