20864952

素因数分解:

$2^3\times 3^5\times {\mathrm{10733}}^1$

素因数の和:10754

約数の個数: 48

約数和(自身を含む): 58607640

約数和(自身を除く): 37742688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10733, 21466, 32199, 42932, 64398, 85864, 96597, 128796, 193194, 257592, 289791, 386388, 579582, 772776, 869373, 1159164, 1738746, 2318328, 2608119, 3477492, 5216238, 6954984, 10432476, 20864952]

約数ペア:

[(1, 20864952), (2, 10432476), (3, 6954984), (4, 5216238), (6, 3477492), (8, 2608119), (9, 2318328), (12, 1738746), (18, 1159164), (24, 869373), (27, 772776), (36, 579582), (54, 386388), (72, 289791), (81, 257592), (108, 193194), (162, 128796), (216, 96597), (243, 85864), (324, 64398), (486, 42932), (648, 32199), (972, 21466), (1944, 10733)]