20344516227

素因数分解:

$3^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{385817}}^1$

素因数の和:385870

約数の個数: 48

約数和(自身を含む): 35952064512

約数和(自身を除く): 15607548285

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 243, 279, 567, 651, 837, 1701, 1953, 2511, 5859, 7533, 17577, 52731, 385817, 1157451, 2700719, 3472353, 8102157, 10417059, 11960327, 24306471, 31251177, 35880981, 72919413, 83722289, 93753531, 107642943, 218758239, 251166867, 322928829, 656274717, 753500601, 968786487, 2260501803, 2906359461, 6781505409, 20344516227]

約数ペア:

[(1, 20344516227), (3, 6781505409), (7, 2906359461), (9, 2260501803), (21, 968786487), (27, 753500601), (31, 656274717), (63, 322928829), (81, 251166867), (93, 218758239), (189, 107642943), (217, 93753531), (243, 83722289), (279, 72919413), (567, 35880981), (651, 31251177), (837, 24306471), (1701, 11960327), (1953, 10417059), (2511, 8102157), (5859, 3472353), (7533, 2700719), (17577, 1157451), (52731, 385817)]