202189988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{50497}}^1$

素因数の和:50532

約数の個数: 48

約数和(自身を含む): 475085184

約数和(自身を除く): 272895196

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 50497, 100994, 201988, 353479, 555467, 656461, 706958, 1110934, 1312922, 1413916, 2221868, 2625844, 3888269, 4595227, 7221071, 7776538, 9190454, 14442142, 15553076, 18380908, 28884284, 50547497, 101094994, 202189988]

約数ペア:

[(1, 202189988), (2, 101094994), (4, 50547497), (7, 28884284), (11, 18380908), (13, 15553076), (14, 14442142), (22, 9190454), (26, 7776538), (28, 7221071), (44, 4595227), (52, 3888269), (77, 2625844), (91, 2221868), (143, 1413916), (154, 1312922), (182, 1110934), (286, 706958), (308, 656461), (364, 555467), (572, 353479), (1001, 201988), (2002, 100994), (4004, 50497)]