20386804576

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{967}}^1\times {\mathrm{16069}}^1$

素因数の和:17087

約数の個数: 48

約数和(自身を含む): 41160540960

約数和(自身を除く): 20773736384

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 967, 1312, 1934, 3868, 7736, 15472, 16069, 30944, 32138, 39647, 64276, 79294, 128552, 158588, 257104, 317176, 514208, 634352, 658829, 1268704, 1317658, 2635316, 5270632, 10541264, 15538723, 21082528, 31077446, 62154892, 124309784, 248619568, 497239136, 637087643, 1274175286, 2548350572, 5096701144, 10193402288, 20386804576]

約数ペア:

[(1, 20386804576), (2, 10193402288), (4, 5096701144), (8, 2548350572), (16, 1274175286), (32, 637087643), (41, 497239136), (82, 248619568), (164, 124309784), (328, 62154892), (656, 31077446), (967, 21082528), (1312, 15538723), (1934, 10541264), (3868, 5270632), (7736, 2635316), (15472, 1317658), (16069, 1268704), (30944, 658829), (32138, 634352), (39647, 514208), (64276, 317176), (79294, 257104), (128552, 158588)]