20073052688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1\times {\mathrm{4079}}^1$

素因数の和:4560

約数の個数: 80

約数和(自身を含む): 42709766400

約数和(自身を除く): 22636713712

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 208, 236, 401, 472, 767, 802, 944, 1534, 1604, 3068, 3208, 4079, 5213, 6136, 6416, 8158, 10426, 12272, 16316, 20852, 23659, 32632, 41704, 47318, 53027, 65264, 83408, 94636, 106054, 189272, 212108, 240661, 307567, 378544, 424216, 481322, 615134, 848432, 962644, 1230268, 1635679, 1925288, 2460536, 3128593, 3271358, 3850576, 4921072, 6257186, 6542716, 12514372, 13085432, 21263827, 25028744, 26170864, 42527654, 50057488, 85055308, 96505061, 170110616, 193010122, 340221232, 386020244, 772040488, 1254565793, 1544080976, 2509131586, 5018263172, 10036526344, 20073052688]

約数ペア:

[(1, 20073052688), (2, 10036526344), (4, 5018263172), (8, 2509131586), (13, 1544080976), (16, 1254565793), (26, 772040488), (52, 386020244), (59, 340221232), (104, 193010122), (118, 170110616), (208, 96505061), (236, 85055308), (401, 50057488), (472, 42527654), (767, 26170864), (802, 25028744), (944, 21263827), (1534, 13085432), (1604, 12514372), (3068, 6542716), (3208, 6257186), (4079, 4921072), (5213, 3850576), (6136, 3271358), (6416, 3128593), (8158, 2460536), (10426, 1925288), (12272, 1635679), (16316, 1230268), (20852, 962644), (23659, 848432), (32632, 615134), (41704, 481322), (47318, 424216), (53027, 378544), (65264, 307567), (83408, 240661), (94636, 212108), (106054, 189272)]