20453118

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 50429952

約数和(自身を除く): 29976834

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 31, 42, 46, 62, 69, 93, 138, 161, 186, 217, 322, 434, 483, 651, 683, 713, 966, 1302, 1366, 1426, 2049, 2139, 4098, 4278, 4781, 4991, 9562, 9982, 14343, 14973, 15709, 21173, 28686, 29946, 31418, 42346, 47127, 63519, 94254, 109963, 127038, 148211, 219926, 296422, 329889, 444633, 486979, 659778, 889266, 973958, 1460937, 2921874, 3408853, 6817706, 10226559, 20453118]

約数ペア:

[(1, 20453118), (2, 10226559), (3, 6817706), (6, 3408853), (7, 2921874), (14, 1460937), (21, 973958), (23, 889266), (31, 659778), (42, 486979), (46, 444633), (62, 329889), (69, 296422), (93, 219926), (138, 148211), (161, 127038), (186, 109963), (217, 94254), (322, 63519), (434, 47127), (483, 42346), (651, 31418), (683, 29946), (713, 28686), (966, 21173), (1302, 15709), (1366, 14973), (1426, 14343), (2049, 9982), (2139, 9562), (4098, 4991), (4278, 4781)]