20121234

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28181}}^1$

素因数の和:28210

約数の個数: 32

約数和(自身を含む): 48698496

約数和(自身を除く): 28577262

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 28181, 56362, 84543, 169086, 197267, 394534, 479077, 591801, 958154, 1183602, 1437231, 2874462, 3353539, 6707078, 10060617, 20121234]

約数ペア:

[(1, 20121234), (2, 10060617), (3, 6707078), (6, 3353539), (7, 2874462), (14, 1437231), (17, 1183602), (21, 958154), (34, 591801), (42, 479077), (51, 394534), (102, 197267), (119, 169086), (238, 84543), (357, 56362), (714, 28181)]